Why solar led street lamp promotion difficult?

Reporters learned that in some cities, also used as a representative of the high efficiency and energy saving of LED lamps and lanterns, large-scale promotion used in the field of city lighting lamps, but the effect is not satisfactory. 'Outstanding performance in the high installation costs, repair costs. '

the reporter understands, parts of the city, in the field of LED lamps and lanterns also once, as a representative of the high efficiency and energy saving of large-scale promotion used in the field of city lighting lamps, but the effect is not satisfactory. 'Outstanding performance in the high installation costs, repair costs. 'Zhuhai relevant experts said, according to the survey, urban lighting need is power and stable and mature, and because LED lamps and lanterns is now part of the technology is still immature, in use process can present a serious' droop 'phenomenon, use after a period of time, the brightness of the light will be more and more dark. In addition, the LED lamps and lanterns is in use for a long time, cooling function and stable high pressure sodium lamp, which can lead to damage of lamps and lanterns. 'At least for now, the LED lamps and lanterns is suitable for personalized landscape lighting, lighting, yet are not suitable for large-scale use in the field of lighting lamps. Street lamp power has always been a big city in China, 'lighting lamps also known as sleeping, market, so, who is supposed to awaken this sleeping market? To this, nanjing experts said that from the current situation of the development of LED industry, its production costs are greatly reduced, every year production technology is in rapid progress. Costs, for example, the cost of leds is 20% per year - Reduce the rate of 30%. 'With the rapid development of production technologies and processes, LED lights, LED lights will be more and more perfect, price also will be more and more low, which is expected to gradually replace high pressure sodium lamp. 'The source said.