Company Advantages
1. ALLTOP portable traffic lights is tested under a completely advanced testing environment, which allows it to be compatible with both domestic and international lighting standard in the market.
2. Handling semiconductor wafer is a complicated process. The semiconductor of ALLTOP portable traffic lights is carefully washed by dipping into a solution of various solvents before polish.
3. In addition to 100% functional testing, ALLTOP portable traffic lights undergoes a wide range of specialized tests and long-term evaluation for the high luminous efficiency.
4. The design of ALLTOP portable traffic lights is carried out to adopt the LED substrate with great heat dissipation. This design enables the LED to work for a long time without affecting the light extraction rate.
5. ALLTOP portable traffic lights adopts high quality semiconductor materials and different impurities, resulting in clear color light from the LED.
6. ALLTOP traffic light sign is designed by our R&D team based on an analysis of the LED lighting market trend. The design is reasonable and can maximize the overall high luminous efficiency.
7. ALLTOP portable traffic lights is manufactured by upholding the highest LED quality standards and testing each product for optimal performance and safety.
8. ALLTOP portable traffic lights has to undergo the drop test to check whether its inner components are firmly attached and its sturdiness, so as to avoid damage during transportation.
9. The epitaxial wafers of ALLTOP portable traffic lights are cut in good shape in a vacuum environment by using the professional cutting machine.
10. The design concept of ALLTOP traffic light sign is carried out by a team of professionals who keep innovative LED lighting concepts in mind.
11. ALLTOP traffic light sign is made from non-toxic materials which contain no mercury that will pose a danger to the environment. So, it is recyclable and considered 'green'.
12. The production of ALLTOP portable traffic lights is strictly carried out. Its crystalline semiconductor and phosphor are treated under the high temperature and high pressure to ensure the best luminous efficiency.
13. To ensure minimum maintenance and long life of ALLTOP portable traffic lights , our team specialize in solder masks that protect the PCB and requires minimal upkeep.
14. ALLTOP portable traffic lights is manufactured under strict quality control system and its quality can be assured. Thus, the defective rate of this product is very low, because its inner components such as chips and driver are made in superior quality.
15. ALLTOP [portable traffic lights adopts the LED lens technology which improves the application performance of light and enhances light control and quality.
16. The power efficiency of ALLTOP portable traffic lights directly influences its lighting efficiency. This product is carefully designed with a power that can effectively transform the 220V AC into DC.
17. During the production of ALLTOP portable traffic lights , workers are required to wear anti-static clothing and wrist straps to protect the chips from the damage of static.
18. ALLTOP [拓展关键词 is able to operate stably at high drive currents thanks to the improved encapsulation and chip technology. This technology has been well accepted in the LED lighting industry.
19. Static can affect the normal function of its electron. Thus, ALLTOP traffic light sign is delicately designed to improve its antistatic capacity by adopting high quality LED chips and advanced encapsulated technology.
20. In the design of ALLTOP portable traffic lights , a professional market survey is carried out based on the LED lighting market trend. As a result, the design is innovative and user-friendly.
21. In order to avoid damage caused by transportation or drop, ALLTOP portable traffic lights will be tested for many times including drop test before its shipping, which can make sure all of its components are well mounted.
22. The epitaxial wafers of ALLTOP portable traffic lights are cut in good shape in a vacuum environment by using the professional cutting machine.
23. ALLTOP portable traffic lights adopts the eco-friendly materials which can be recycled and reused. The materials like LED housing sourced from reliable suppliers produce zero pollution in the environment.
24. For the inspection of ALLTOP portable traffic lights , the testing team not only check the conventional parameters but also conducted a simulated exam in different humidity and temperature conditions.
25. ALLTOP portable traffic lights is manufactured under strict standards of EMI, IEC, RoHS, and other lighting safety regulations. Hence, it's up to both domestic and international standards.
26. Keeping updated in technology is vital for our R&D team. ALLTOP portable traffic lights is procuced adopting with our latest chip processing technology. Owing to the repaid change in the LED lighting industry, the R&D team holds a regular investigation into the market demands, so as to provide customer-oriented products.
27. ALLTOP [portable traffic lights is manufactured in line with UL safety standards. The danger of electric leakage is totally eliminated during the production process.
28. The LED bead of ALLTOP portable traffic lights uses the high-performance substrate materials such as silicon that has better heat dissipation performance, which ensures this LED lighting can work for a long time.
29. ALLTOP portable traffic lights is cost-effective than the fluorescent and incandescent lights mainly thanks to the solid-state technology which has been optimized and improved by our technicians.
30. ALLTOP portable traffic lights is embedded with an ultraviolet-cut layer on its diffuser plate during production. This UV cut plate helps to absorb and stop the UV from emitting out.
31. ALLTOP traffic light sign is designed by experts who master the know-how of LED lighting in the industry. Therefore, it is elaborately designed to ensure its long lifespan.
32. The design of ALLTOP portable traffic lights is strictly carried out. It is designed with matrix LED beads to ensure high-performance output.
33. To ensure its durability and continuous use, ALLTOP portable traffic lights adopts an integrated heatsink to regulate the inner temperature of the product and to cool down when the temperature is too high. In such a way, the heatsink can effectively guarantee the continuous use of the product.
34. ALLTOP traffic light sign is driven by an exclusive LED driver which keeps the power supply to the integrated PCB at a constant level. This exclusive driver prevents the LED from over power supply.
35. The semiconductor materials of ALLTOP traffic light sign are carefully selected from reliable suppliers. These quality materials meet with strict regulatory requirements, resulting in the long lifespan of LED beads.
36. The LED used in ALLTOP portable traffic lights has a solid plastic casing which is diffusive and allows light to be scattered in different directions and comes in different colors to change the color of the light.
37. The LED diffuser of ALLTOP portable traffic lights has been improved for many times by our technicians in the R&D team. They tried to enhance the performance of the microlenses which control the efficiency of the light beams.
38. ALLTOP portable traffic lights is carefully packed with packaging bags which are moisture- and static-resistant. In this way, the product is well protected from damp.
39. When manufacturing ALLTOP portable traffic lights , our team will check all manufactured LED boards, and verify the component assembly. It will not be shipped until all areas of concern have been addressed.
40. The whole body of ALLTOP portable traffic lights is made of pure aluminum, which is more durable and has excellent anti-corrosion ability and never changes color.
41. ALLTOP traffic light sign is required to pass the impact resistance test because its LED chips are fragile and easy to damage. Users can be assured that this product is robust enough to withstand shock and impacts.
42. ALLTOP portable traffic lights is manufactured utilizing a complete slate of necessary equipment including state-of-the-art photometric equipment.
43. ALLTOP portable traffic lights is made of semiconductor materials that are selected from qualified and certified suppliers. These materials such as GaAs, GaP, and GaAsP go through rigorous screening before production.
44. ALLTOP portable traffic lights is developed to achieve optimized performance. It has been examined simulated many times to achieve optical parameters are close to the ideal value.
45. The structure of ALLTOP portable traffic lights is optimized by the high-purity aluminum, which ensures the heat of the light source will be transmitted in an efficient way, and the internal temperature remains stable.
46. The materials of ALLTOP portable traffic lights are eco-friendly. These materials do not contain mercury or anything causing pollution. And these materials are recyclable.
47. ALLTOP portable traffic lights is developed with a converter which can transform the alternating current to direct current. The in-house R&D team devoted themselves to make the product more adaptable to different voltage range so as to ensure safety.
48. ALLTOP portable traffic lights is innovatively designed by a team of professional designers. They are full of innovative ideas and embrace the changing LED lighting market demands.
49. ALLTOP portable traffic lights has achieved superior light effect due to the innovative method of producing light through a different type of chip and multiple phosphor conversion.
50. The semiconductor materials of ALLTOP traffic light sign are all sourced from the top-grade suppliers to ensure the high-efficiency heat dissipation. These semiconductor materials are all certified.
51. The light-emitting diodes used in this ALLTOP traffic light sign is an essential element, which is used as substitutes for mercury incandescent lamps. It gives strong light with high efficiency.
52. The inner and exterior wires of ALLTOP portable traffic lights are tightly connected to the substrate. The substrate is usually made of aluminum which features excellent heat dissipation.
53. Featuring high luminous efficiency and long lifespan, ALLTOP portable traffic lights is developed by our R&D team who has spent a lot of time improving its luminous performance.
54. ALLTOP portable traffic lights is manufactured with a passion for quality and perfection, including LED printed circuit boards (PCBs), electronic drivers, mechanical housings, and optics.
55. The production process of ALLTOP portable traffic lights follows extremely stringent GB and IEC standards. These standards ensure that product performance reaches the predetermined luminous efficiency.
56. The semiconductor material of ALLTOP portable traffic lights is dipped into a solution of various solvents for a rigorous cleaning to rid it of any dirt, dust or organic material.
57. During the production of ALLTOP portable traffic lights , the cleaning of the wafers is done via a rigorous ultrasonic and chemical process using a number of solvents.
58. The materials of ALLTOP traffic light sign are required to be innocuous and non-toxic. Its inner parts such as chips and diffuser plate are made of materials free of lead and mercury.
59. ALLTOP traffic light sign is specifically designed so it makes light of a certain wavelength and it's built into rounded plastic bulbs to make this light brighter and more concentrated.
60. ALLTOP traffic light sign is manufactured with heat conduction materials with an improved thermal conductivity coefficient, which eventually helps to increase the heat dissipation rate.
61. The design of ALLTOP portable traffic lights is carried out by a team of professional LED lighting designers. In addition to that, the design is based on the market survey.
62. ALLTOP portable traffic lights comprises of many small chips which are mounted on a heat conducting board, also called heat sink and covered by a lens.
63. ALLTOP portable traffic lights utilizes semiconductor material instead of a filament or neon gas. The semiconductor material is more efficient when illuminating.
64. The semiconductors of ALLTOP portable traffic lights is developed by our R&D team. The semiconductors are manufactured based on high-quality standards to ensure this product to has high luminous efficiency.
65. ALLTOP traffic light sign is manufactured undergoing a process of semiconductor wafer cutting by snapping the wafer along the crystal plane or by sawing with a diamond saw.
66. ALLTOP portable traffic lights adopts a fully automatic sorter machine to screen and classify predictive parameters such as voltage, wavelength, and brightness, which has greatly improved the performance of LED.
67. The aluminum PCB used in ALLTOP traffic light sign is coated with a non-conducting material and conductive copper trace lines to form the circuit board.
68. ALLTOP portable traffic lights is made of high quality semiconductor materials which undergo strict screening before entering the factory. These semiconductor materials are proven to be of high efficiency.
69. ALLTOP traffic light sign is manufactured under a rigorous and clean environment. This kind of environment provides favorable conditions to the product production, especially to the wafer washing process.
70. ALLTOP portable traffic lights is developed by our top-class research and development team, who devote themselves to improving the illumination efficiency and durability of this product.
71. ALLTOP [核心关键词 is able to operate stably at high drive currents thanks to the improved encapsulation and chip technology. This technology has been well accepted in the LED lighting industry.
72. ALLTOP portable traffic lights is designed to develop its light through a sensation known as electroluminescence which derives a light when an electric current passes over it.
73. ALLTOP portable traffic lights adopts cutting edge chips that combine highly efficient materials and optical design. The chips deliver superior value for the product.
74. The harmonics of ALLTOP portable traffic lights is well treated and handled. Improvement has been carried on its LED driver power by increasing its loading power capacity and rectify filter circuits.
75. ALLTOP traffic light sign is manufactured by adopting in house reliable lighting testing and quality control. It has passed the RoHS compliant.
76. During the production of ALLTOP traffic light sign , gold and silver components are used in the production of LED wires to handle solder and heat.
77. The material adopted by ALLTOP traffic light sign features high lighting transmittance and performs well in inflaming retarding, making this product not only effective but also safe for use.
78. ALLTOP portable traffic lights is innovatively designed depending on the application of the light, color temperature, brightness and efficiency before any manufacturing take place.
79. The LED chips of ALLTOP portable traffic lights are manufactured with solid-state technology. And the encapsulation technology has been updated and improved for many times to achieve better LED chip performance.
80. ALLTOP portable traffic lights is produced under the standardized and scientific LED lighting production process. From wafer fabrication, polish to cleaning, each step is done via a rigorous process.
81. In the production of ALLTOP portable traffic lights , the diodes are fixed to the board plate, the wire is attached and everything is encased in the plastic case.
82. ALLTOP portable traffic lights has undergone the electromagnetic compatibility(EMC) test including electromagnetic interference test and electromagnetic susceptibility test. The product has been improved to its resistance to the electromagnetic influence of electronic products and weather condition such as thunderstrike.
83. The encapsulation of ALLTOP traffic light sign is user-friendly, protective and optical, which has good light extraction efficiency and heat dissipation.
84. The quality of ALLTOP portable traffic lights has been tested to meet the LED production standards, ensuring the safety of users to an extreme.
85. The encapsulation of ALLTOP traffic light sign adopts advanced technology, which well protects the LED chip while improving the light extraction efficiency.
86. During the production of ALLTOP portable traffic lights , its components such as crystalline semiconductor are processed under a very high-temperature environment, so as to ensure its temperature resistance.
87. In the manufacturing process of ALLTOP traffic light sign , the LED chips are firmly fixed to the PCB board by way of clean and dust-free machines.
88. ALLTOP portable traffic lights is strictly checked by using the constant current aging box which is able to find out whether it has weak light or no light.
89. The production of ALLTOP portable traffic lights not only meets the requirements of GB and IEC standards, but meets the UL safety certification.
90. Harmonic current has a great impact on its luminous efficiency. Thus, ALLTOP traffic light sign is designed to filter or reduce harmonic current by increasing the power value, and it's proved that the harmonic wave has been substantially reduced.
91. During the production of ALLTOP traffic light sign , it is strictly tested, including lifetime tests, heat and power breakdown, and mechanical damage.
92. The semiconductor materials inspection of ALLTOP portable traffic lights is carried out adopting the highest LED lighting standards, ensuring that this LED lighting has high luminous efficiency.
93. The wires of ALLTOP traffic light sign are tightly attached to the substrate, which is strong enough to withstand subsequent shock and breakage.
94. ALLTOP portable traffic lights is exclusively made with an epoxy lens to safeguard the inner components from damage from the external element.
95. Not satisfying with its present design, the R&D team of ALLTOP portable traffic lights is striving to create LED lights that can be applied in various places as a decoration.
96. ALLTOP traffic light sign uses insulating materials which not only protect against damage caused by static electricity but also avoid leakage.
97. The production process of ALLTOP portable traffic lights is carefully conducted. For example, the cleaning of the wafers is done via a rigorous ultrasonic and chemical process using a number of solvents.
98. The LED technology used in ALLTOP portable traffic lights is continually advancing - producing brighter LED bulbs, which is proven to become the preferred lighting technology.
99. ALLTOP traffic light sign strictly undergoes a series of testing. For example, the backlight photoelectric parameters and light uniformity are checked carefully.
100. ALLTOP portable traffic lights contains a light diffuser which is developed by our top-class R&D team. Our team members all made their efforts in improving the transmittance efficiency of the light diffuser.
101. The design of ALLTOP portable traffic lights has been confirmed by LED lighting designers at home and abroad, which ensures diffused light with suitable values of illumination without sacrificing aesthetics.
102. The manufacturing process of ALLTOP traffic light sign involves sophisticated techniques. For example, its semiconductor has to undergo a rigorous cleaning process so as to rid off dirt and dust.
103. ALLTOP traffic light sign embraces both illumination functionality and aesthetically appealing appearance. Designed by the in-house R&D team, it has won over many consumers because of its novel design.
104. The high-performance epitaxial wafers provide excellent luminescence performance for ALLTOP traffic light sign , through comparison of a large amount of experimental data.
105. The semiconductor of ALLTOP traffic light sign is easily damaged by static, thus, electrostatic protection method is adopted in the assembly step to protect the semiconductor from invalidation or even damage caused by static.
106. ALLTOP portable traffic lights is innovatively designed to improve the living environment standard of consumers without high energy costs or environmental impact.
107. ALLTOP portable traffic lights is specially designed by a team of LED lighting experts to ensure it has a perfect match of lumen output and color temperature.
108. The semiconductor materials of ALLTOP portable traffic lights are sourced by the experienced purchasing team. They think highly of the importance of semiconductor materials which is essential to the luminous efficiency.
109. ALLTOP portable traffic lights has a high-efficiency integrated circuit, which can provide the stable driving current for the LED bead and prevent it from damage.
110. The production process of ALLTOP traffic light sign has been greatly improved by our professionals. A complete management system is carried out, from wafer fabrication, polish to cleaning.
111. ALLTOP traffic light sign is superior in raw materials: inferior semiconductor materials are totally rejected into the factory. This ensures the performance of the LED luminescence.
112. The hot-selling reason for ALLTOP portable traffic lights contributes to our R&D team. The team often gather together to brainstorm and share their design ideas in the LED lighting industry and keep on continuous study and learning, which greatly boost the development of this product.
113. The LED beads of ALLTOP portable traffic lights undergo professional spectral and photoelectric analysis to ensure that it has high luminous efficiency.
114. ALLTOP portable traffic lights is manufactured by adopting advanced LED lighting production technologies. These technologies are constantly updated. For example, improved encapsulation technology can great protect the LED chip from electric leakage.
115. ALLTOP portable traffic lights is made from top-grade semiconductor materials and the plastic casing which are all well-selected before entering the factory.
116. Adopting the eutectic bonding encapsulation method, ALLTOP portable traffic lights is guaranteed that its chips are closely soldered to the metal plate and will not easily detach or damage.
117. ALLTOP portable traffic lights contains optical diffusing materials that have an ideal refractive index. These optical materials are carefully selected from reliable materials suppliers.
118. ALLTOP portable traffic lights consists of high-performance imported chips and advanced secondary optics design, which increases its stability.
119. ALLTOP traffic light sign is made of high-quality photo-diffusion material that has good light transmittance capacity. Hence, the product is able to guarantee the uniformity of illumination.
120. ALLTOP traffic light sign adopts high quality semiconductor materials and different impurities, resulting in clear color light from the LED.
121. ALLTOP portable traffic lights is innovatively designed by a team of professional designers. They are full of innovative ideas and embrace the changing LED lighting market demands.
122. The phosphor of ALLTOP portable traffic lights , encapsulated in the LED substrate, has greatly improved the quality of the light source and ensured the maximum brightness.
123. ALLTOP portable traffic lights is encapsulated with special encapsulating materials which not only enhances light extraction but also performs well in protecting the product itself from external influence.
124. ALLTOP portable traffic lights is plated with anodized aluminum which has good performance in heat dissipation. Aluminum is reputed as a good thermal dissipation material for the lighting industry.
125. The encapsulation technology of ALLTOP portable traffic lights is greatly improved, which not only well protects the chips of the light and makes it be able to transmit light.
126. During the production of ALLTOP portable traffic lights , the cleaning of the wafers process effectively removes the dust, dirt, and organic matter that settle on the surface, resulting in the high-performance LED.
127. ALLTOP portable traffic lights is professionally sealed both inside and outside structures to prevent insects, dust, and moisture from entering in. Hence, it needs little care and maintenance.
128. Strictly complying with the CCC standard, ALLTOP portable traffic lights is manufactured with higher quality in terms of security and reliability. For example, its internal and external wires are designed with a high security guarantee.
129. ALLTOP portable traffic lights is professionally developed with housing by our R&D team. They strived to produce housings with good thermal convection performance so as to improve the durability of the product.
130. The production of ALLTOP portable traffic lights adopts a standardized and scientific LED lighting process. From wafer fabrication, polish to cleaning, each step is done via a rigorous process.
131. Its thick coated insulation materials are carefully designed to enable ALLTOP portable traffic lights to stave off the magnetization which easily leads to the electric fire and electric leakage.
132. To guarantee the luminous efficiency of ALLTOP portable traffic lights , its semiconductor materials have undergone rigorous screening and only those that meet international standards are selected.
133. The semiconductor wafer of ALLTOP traffic light sign is processed at a high temperature and high-pressure chamber. Thus it is brought out with the fine quality and high luminous efficiency.
134. The encapsulation materials of ALLTOP traffic light sign are purchased by our procurement team who often interviews or visits suppliers, strictly verifying the performance of the semiconductor materials.
135. The design of ALLTOP portable traffic lights is significantly improved. It has desirable optical properties such as color, brightness, and efficiency.
136. The lightbulb efficiency of ALLTOP portable traffic lights is dramatically high with the help of R&D team. They are trying their best to prevent the loss of the light.
137. ALLTOP portable traffic lights is manufactured under strict workmanship standards. For example, its creep-age distance is inspected and undergoes rigorous test so as to guarantee users' safety.
138. Before heading to fixture assembly, the LED boards of ALLTOP portable traffic lights are inspected with high-speed automated camera systems and are functionally tested.
139. The design of ALLTOP portable traffic lights is carried out to adopt the LED substrate with great heat dissipation. This design enables the LED to work for a long time without affecting the light extraction rate.
140. Because of the high levels of heat produced by ALLTOP portable traffic lights , the aluminum PCB board that contains a thin layer of dielectric that allows quicker heat dissipation is attached to printed boards.
141. The epoxy lens of ALLTOP portable traffic lights is specifically designed to let the majority of light to outflow from the semiconductor. It safeguards the LED semiconductor against the outside element.
142. The conductor material of ALLTOP traffic light sign is typically aluminum-gallium-arsenide (AlGaAs) with a varying ability to conduct electrical current.
143. Unlike the encapsulation method of traditional lights, the encapsulation method used in ALLTOP portable traffic lights enables the diodes to encased in a transparent plastic instead of glass.
144. The semiconductor materials of ALLTOP portable traffic lights are of high quality and eco-friendly. These materials are supplied by our reliable partners who have signed contracts with us for years.
145. The optical diffusing material of ALLTOP portable traffic lights features an appropriate refractive index. The refractive index is inversely proportional to the transmittance index, which means that this product has a relatively high optical transmittance index.
146. ALLTOP portable traffic lights is designed to last for years of continuous operation and its heat sinks ensure the maximization of thermal convection and conduction. The heat sinks are made of the high conductive materials such as aluminum alloy and stainless steels.
147. Made of eco-friendly material such as polymethyl methacrylate or polycarbonate, ALLTOP portable traffic lights features environmental friendliness because its material can be recycled and reused.
148. ALLTOP portable traffic lights is made of high quality semiconductor materials. They are supplied by our reliable partners who have signed contracts with us for years, ensuring the high luminous efficiency
149. When manufacturing, by using a substrate with excellent heat dissipation, ALLTOP traffic light sign has minimal temperature change when the drive current is boosted.
150. The semiconductor materials of ALLTOP portable traffic lights are well-selected by our quality team, which ensures that this LED lighting has high luminous efficiency.
151. ALLTOP portable traffic lights is backed by skilled and experienced R&D engineers and its high quality LED chips are sourced from globally famous brands.
152. The inspection process of ALLTOP traffic light sign adopts the advanced optical equipment to guarantee its light uniformity and quality.
153. ALLTOP traffic light sign strictly undergoes a series of compatible testing. For example, the backlight photoelectric parameters and light uniformity are checked carefully.
154. The chip of ALLTOP portable traffic lights is encapsulated in an epoxy resin enclosure, which makes the product far sturdier than traditional incandescent light bulbs.
155. ALLTOP portable traffic lights is technologically improved in the CRI. Thanks to its modified total internal reflection(TIR) capacity, the illumination brightness of the product has increased significantly.
156. ALLTOP portable traffic lights is recognized as a green product. Most of its components, such as LED driver and housing, support recycling. There is no worry about material waste and pollution to the environment.
157. The power of ALLTOP portable traffic lights has been further improved and its light quality and color also have been strengthened with the efforts of the R&D team.
158. The production inspection of ALLTOP traffic light sign is highly attached importance to. The welding temperature and welding time are strictly under control to avoid over high temperature which may damage the LED chips.
159. During the production of ALLTOP portable traffic lights , it is manufactured under a reliable and safe environment. The general cleanliness of the facility and incoming blank wafers are monitored closely.
160. The design of ALLTOP traffic light sign is innovative oriented and meets the changing needs in the LED lighting market. This design gradually attracts the eyes of customers.
161. The diffuser plate of ALLTOP portable traffic lights is professionally designed to prevent the light beam from scattering too widely. Over-wide scattered light cannot guarantee enough brightness.
162. The appearance of ALLTOP traffic light sign is ensured by our production team. So its surface is smooth with no cracks and impurities.
163. ALLTOP portable traffic lights is made of electronic components which need to be packaged together to offer long-lasting efficient light sources to the end user.
164. Unlike the fluorescent lamp, ALLTOP portable traffic lights is made of non-toxic material and contains no mercury which is polluted to the environment. Besides, its material can be recycled for reuse.
165. ALLTOP traffic light sign is developed by the in-house R&D team who always keeps up with the times in the LED lighting industry. They have made great efforts to invent different LED chips that can emit pure and effective illumination.
166. ALLTOP [portable traffic lights is designed to meet the environmental standards to ensure that it does not contain any toxic materials. The design team pays great attention to its environmental properties.
167. ALLTOP traffic light sign contains high transmittance materials which are non-toxic and eco-friendly. These materials also feature high-temperature resistance.
168. ALLTOP portable traffic lights is carefully tested for the optimum quality including lifetime tests when it is wire bonded to ensure that it has stable characteristics.
169. The structure of ALLTOP portable traffic lights is optimized by the high-purity aluminum, which ensures the heat of the light source will be transmitted in an efficient way, and the internal temperature remains stable.
170. The photo-diffusion material of ALLTOP traffic light sign not only features high lighting transmittance but also has good performance in inflaming retarding, which supports the stable and high-efficient performance of the product.
171. Complying with the advances anti-glare control technology, ALLTOP portable traffic lights flitters glare by combining the glare coatings with resin during its production, so in this way, it can emit softer and smoother light.
172. The R&D team of ALLTOP traffic light sign has spent time and energy into ensuring the best method for heat cancelation and improving both the intensity of the LED and its efficiency.
173. The encapsulation technology of ALLTOP portable traffic lights has been greatly improved, which provides sufficient protection of the chip to prevent the chip from being exposed to long-term exposure.
174. The electrode plating layer of ALLTOP portable traffic lights is made of high composite materials which have excellent luminescent stability and long lifespan.
175. The optical performance of ALLTOP portable traffic lights has been greatly improved by the R&D team who has invested a lot of time. Thus, its optical parameters are very close to the ideal value.
176. The epitaxial wafer of ALLTOP [traffic light sign undergoes a series of the complicated production process including washing, photoetching, stripping of photoresist and coating.
177. ALLTOP traffic light sign is manufactured adopting the highest LED lighting production standards at home and abroad. These standards include GB and IEC.
178. ALLTOP portable traffic lights operates in better heat dissipation after improved. The heat is dispersed to its housing through thermal conduction, and then it is dispersed to the air through thermal convection. In this way, the product is able to work in a normal temperature condition.
179. The body design of ALLTOP portable traffic lights adopts aluminum materials, which allows that it has a lightweight yet sturdy and robust construction.
180. The design of ALLTOP portable traffic lights follows the LED lighting market trend, which completely caters to the aesthetic of customers. This perfect design ensures that it has a comfortable color temperature and reasonable beam angle.
181. During the production of ALLTOP portable traffic lights , lamp body assembling, blanking of aging line, and packaging are all automatic, saving lost of labor cost.
182. During the production of ALLTOP portable traffic lights , its LED light is tested for high-voltage leaks, power consumption, and power factor (efficiency).
183. ALLTOP portable traffic lights is made of high-quality photo-diffusion material that has good light transmittance capacity. Hence, the product is able to guarantee the uniformity of illumination.
184. The design of ALLTOP traffic light sign is completed by a team of designers who are full of innovative design ideas. These ideas not only meet the international lighting production standards but cater to the LED lighting market demands.
185. ALLTOP portable traffic lights is tested for both lamp life and strength. In order to provide quick results, selected bulbs are screwed into life test racks and lit at levels far exceeding normal.
186. ALLTOP portable traffic lights is checked and tested carefully including lifetime tests when it is wire bonded to ensure that it has stable operation characteristics.
187. ALLTOP portable traffic lights is made of very thin layers of semiconductor materials that contain some impurities result in clear colors of light.
188. The semiconductor material of ALLTOP portable traffic lights is made of a crystalline material with impurities which is an essential material used in the making of LEDs.
189. ALLTOP traffic light sign is manufactured under LED lighting production standards. These standards are up to both domestic and international standards such as GB and IEC.
190. The LED light of ALLTOP portable traffic lights is carefully sent to burn-in testing and quality control. And then is powered up to see if it is working properly.
191. To guarantee that its wavelength can produce clear color, the semiconductor materials of ALLTOP portable traffic lights is carefully chosen to ensure the best color effect.
192. ALLTOP portable traffic lights is produced via a series of rigorous quality inspection, including semiconductor wafer washing, cleaning, and mounting. All these sophisticated processes are done to ensure its premium quality.
193. ALLTOP portable traffic lights is specially constructed to release a large number of photons outward and emits lights in a particular direction.
194. The semiconductor materials of ALLTOP portable traffic lights are well-selected and undergo a strict quality test and inspection. Thus, the lifespan and luminous efficiency can be guaranteed.
195. The production process of ALLTOP portable traffic lights is strictly carried out. Through cleaning, mounting, welding, and encapsulation, it is guaranteed to have high luminous efficiency.
196. The raw materials of ALLTOP portable traffic lights are subject to rules and regulations of LED lighting production standards. They are selected from a supplier that possesses unique know-how.
197. The design of ALLTOP portable traffic lights is carried out via differential analysis and screening, from power consumption, stability, and materials to illuminating performance.
198. The substrate of ALLTOP portable traffic lights is developed with a large heat bearing capacity. The R&D team strives to enhance its capacity in withstanding shock and crush.
199. The production process of ALLTOP traffic light sign is strictly and constantly monitored. From the power module, plate test to assembly, each step is carried out by our staff by adopting a 24-hour shift system.
200. ALLTOP portable traffic lights is finely developed with a circuit board which is arranged on a heat sink to control too much heat produced.
201. The substrate of ALLTOP portable traffic lights is made of high-quality aluminum material which has a remarkable thermal conductivity. Besides, this substrate is able to minimize thermal resistance.
202. In the frontend stage, ALLTOP portable traffic lights is manufactured by using single chips as substrates for epitaxy and employing different epitaxies to foster multi-layer.
203. Environmental testing is one of the major steps in the production of ALLTOP traffic light sign . It is strictly inspected to eliminate the element of toxic materials such as mercury and lead.
204. The core wires of ALLTOP portable traffic lights are encapsulated with epoxy resin. Epoxy resin is reputed as good insulation materials, hence, this product has the advantage of good electrical insulation.
205. The product has passed vibration tests according to international standards, and in some cases, some even tougher standards are adopted to make sure that it is going to last.
206. The LED of ALLTOP portable traffic lights consists of a solid plastic casing which is diffusive and allows light to be scattered in different directions. This plastic casing comes in different colors, changing the color of the light.
207. The production process of ALLTOP traffic light sign is strictly and constantly monitored. From wafer production, plate test to assembly, each step is strictly carried out by adopting a 24-hour shift system.
208. Rigorous inspection is carried out after the production of ALLTOP portable traffic lights to eliminate any potentially toxic elements which are presented in concentrations exceeding regulatory thresholds for hazardous waste.
209. ALLTOP portable traffic lights has totally passed the in house testing of optical and thermal performance. It is engineered to endure the highest ambient temperatures to increase the overall lifetime.
210. According to the safety standards, ALLTOP portable traffic lights has passed the high surge voltage test. In order to protect its inner components from damage caused by lightning strikes and tripped circuit, this product is strictly designed in the endurance of surge voltage.
211. When designing ALLTOP portable traffic lights , the design team invests plenty of time in LED lighting market research. Thus, it features long lifespan and high luminous efficiency.
212. ALLTOP traffic light sign has passed through a final check to make sure all the parts are tight and it is carefully packed into individual boxes.
213. The components of ALLTOP traffic light sign adopt low power consumption that is driven by direct current, allowing that the LED lighting has high luminous efficiency and long lifespan.
214. ALLTOP portable traffic lights is subjected to process screening experiments such as heat aging, temperature cycle impact, and load aging, ensuring the reliability of this LED lighting.
215. Through comparison of a large amount of experimental data, the epitaxial wafers used in ALLTOP traffic light sign have been proven to provide excellent luminescence performance.
216. ALLTOP portable traffic lights is well constructed by utilizing state-of-the-art production equipment, including lithography machine, chip detector, pour film machine, etc.
217. ALLTOP portable traffic lights is encapsulated in an exquisite way. The lead wire is connected to the electrode of the LED chip, and then mainly processed by mounting, soldering, and encapsulation.
218. ALLTOP portable traffic lights undergoes strict brightness test before delivery and is analyzed and screened by brightness analyzer to eliminate unqualified ones.
219. The LED used in ALLTOP portable traffic lights is an essential element, which is used as substitutes for mercury incandescent bulbs. It gives strong light with full brightness.
220. ALLTOP [拓展关键词 is fully tested under a series of testing machines. The testing includes illumination intensity, beam angle, and impulse voltage capacity.
221. ALLTOP portable traffic lights is made like other semiconductor products, with each diode being cut from a wafer of crystals layered over a base of silicon, sapphire, nitride, or some other material.
222. ALLTOP traffic light sign is made of material-Si. As a substrate of the product, Si not only features high dissipation capacity but also high thermal conduction capacity which ensures the durability of the product.
223. In the production of ALLTOP portable traffic lights , the semiconductor wafer is finely processed including washing and sanding down until the surface is smooth.
224. In the selection of semiconductor materials, ALLTOP portable traffic lights is paid 100% attention. The quality team adopts the highest GB and IEC standard for the selection.
225. The semiconductor wafer of ALLTOP portable traffic lights is carefully chosen and cleaned through a rigorous chemical and ultrasonic process using various solvents.
226. In order to achieve optimized performance, ALLTOP traffic light sign has been conducted a series of inspection by our Q&C team, including humidity test and water spray test.
227. ALLTOP portable traffic lights is manufactured by adopting an efficient production process. From wafer fabrication, polish to cleaning, each step is done via a rigorous process.
228. In the manufacturing of ALLTOP portable traffic lights , the diodes are encased in transparent plastic, not glass like traditional bulbs, making it durable and long-lasting.
229. The LED circuit boards of ALLTOP portable traffic lights have passed through a solder reflow oven (a hot air furnace that melts the solder paste) to guarantee the best quality.
230. The production of ALLTOP portable traffic lights is strictly controlled with electrostatic protection, from the production environment and equipment to operation staff.
231. ALLTOP traffic light sign , with high luminous efficiency and long lifespan, is developed by the top-class R&D team. The team has spent a lot of time improving its performance.
232. The production technique of ALLTOP traffic light sign is updated based on the LED lighting market. It has evolved greatly over the past years.
233. The materials of ALLTOP portable traffic lights are sourced from reliable suppliers. Its high-quality housing materials such as PMMA and PC contain no lead and mercury which is harmful to human.
234. ALLTOP portable traffic lights is manufactured by combining the constant current control and the overheat prevention control system, which will stabilize the power supply and prevent the LED damaged from overheat.
235. ALLTOP portable traffic lights is heavily invested during the design stage by the research and development team. Much effort has been paid to create a product with higher illuminating efficiency and longer operational life.
236. The production technique of ALLTOP traffic light sign is updated based on the LED lighting market. It has evolved greatly over the past years.
237. The LED components of ALLTOP portable traffic lights are made of high composite materials which are high efficiency. These materials feature luminescent stability and long lifespan.
238. ALLTOP portable traffic lights is designed by skilled workmen who make it with perfection, ensuring that it possesses sturdy design, wear & tear resistance, longer functionality, and corrosion resistance.
239. ALLTOP traffic light sign is made of non-toxic materials without mercury-containing. These materials don't cause any pollution and it can be recycled.
240. ALLTOP portable traffic lights is encapsulated by advanced technology to ensure that it has a long life expectancy and high luminous efficiency.
241. In the design stage of ALLTOP portable traffic lights , the design team makes reasonable adjustments and improvements to LED beads structure, which better prolong its lifespan.
242. Processing techniques used in the production of ALLTOP portable traffic lights are advancing. For example, the uniformity and purity of semiconductor wafer are realized to improve the efficiency of LEDs.
243. The raw materials of ALLTOP portable traffic lights are well-selected and undergo a strict quality test and inspection. Thus, lifespan and luminous efficiency can be guaranteed.
244. ALLTOP portable traffic lights is tested under a completely advanced testing environment, which allows it to be compatible with other lighting products in the market.
245. The LED boards of ALLTOP traffic light sign are treated with a conformal coating which provides a moisture barrier between sensitive components on the board and the outside world.
246. The plastic casings of ALLTOP portable traffic lights are well-selected by our quality team to ensure its excellent insulation. Thus, this LED lighting is free of electric leakage.
247. ALLTOP traffic light sign is manufactured under strict quality control system and its quality can be assured. Thus, the defective rate of this product is very low, because its inner components such as chips and driver are made in superior quality.
248. ALLTOP portable traffic lights is made of very sturdy materials and components that stand up to harsh weather, shocks, vibrations, and abrasion.
249. The materials of ALLTOP portable traffic lights are free of toxic chemicals e.g. mercury that is dangerous for the environment, which is more eco-friendly.
250. ALLTOP traffic light sign is produced in line with LED lighting production standards. These standards are up to both domestic and international standards such as GB and IEC, ensuring its high luminous efficiency.
251. The R&D team of ALLTOP portable traffic lights consists of numerous experienced LED manufacturing engineers in the industry. They have unique experience in the quality and control of LED lights.
252. The inspection of ALLTOP portable traffic lights is strictly conducted. Its light color temperature is well -controlled and each LED is supposed to pass the inspection of the spectrometer.
253. ALLTOP portable traffic lights contains a diffuser plate that is professionally developed by the engineers to gather light at certain directions, instead of scattering light beams.
254. The design of ALLTOP portable traffic lights has been confirmed by LED lighting designers at home and abroad, which ensures diffused light with suitable values of illumination without sacrificing aesthetics.
255. The inner components of ALLTOP portable traffic lights are finely processed and optimized to achieve a better luminous effect. For example, its heat sink is processed with the improved aluminum substrate to achieve better thermal dissiaption.
256. ALLTOP traffic light sign uses insulating materials which not only protect against damage caused by static electricity but also avoid leakage.
257. The production process of ALLTOP portable traffic lights is carefully implemented. For example, the cleaning of the wafers is done via a rigorous ultrasonic and chemical process using a number of solvents.
258. ALLTOP portable traffic lights is well manufactured. Every process such as epitaxy wafer, chip producing and encapsulation are paid close attention. Thus it is brought out with the fine quality and high luminous efficiency.
259. A sample of ALLTOP portable traffic lights is put on long term test in the photometric lab, thus its performance is improved to ensure its long lifespan.
260. ALLTOP portable traffic lights is made of quality raw materials such as semiconductors that are sourced from reliable suppliers who have been working with us for years.
261. The brightness of ALLTOP traffic light sign is greatly improved by the R&D team who invested a large amount of time in the overall efficiency of luminous intensity.
262. The design process of ALLTOP portable traffic lights is strictly considered: the problem of static electricity protection. The chip design is strengthened and the electrostatic protection component is assembled to fully protect the LED from electrostatic damage.
263. ALLTOP portable traffic lights can be flexibility encapsulate by using a variety of different technologies to meet different power needs from customers.
264. ALLTOP traffic light sign is designed by identifying market issues and applying lighting and engineering theory to develop practical solutions that meet our customers' needs.
265. traffic light sign has the advantages of portable traffic lights and so on, which has huge fact significance as well as spread worthiness.
266. Thanks to its long service life, the product helps achieve energy efficiency, especially the large scale of installation projects.

Company Features
1. Zhongshan ALLTOP Lighting CO., LTD has been in a comparatively advanced stage in traffic light sign industry.
2. With its finest quality, our traffic light lamp has won more and more attention than before.
3. portable traffic lights is eternal tenet of an Zhongshan ALLTOP Lighting CO., LTD. Call! Taking solar powered traffic lights as business tenet, Zhongshan ALLTOP Lighting CO., LTD successfully lead the trend in solar traffic light field. Call!