The decoration of Mr. Chen's home in Nanjing entered the second half, and the purchase of lights was put on the agenda. The designer's suggestion was to use LED lights more, which would save energy, have long service life and have no ghost in light, some personalized lamps only use LED lamps. These obvious advantages make Mr. Chen choose LED without hesitation. In the current home improvement market, more and more people use LED lights as light sources. According to a designer in Nanjing, the mainstream lighting for home decoration is energy-saving lamps and LED lamps. Although LED lamps are more expensive than ordinary energy-saving lamps, the advantages of LED are also obvious, his customers, 80 will choose LED as the lighting source. The number of street lamps installed will increase by nearly 4 times to 1. 1 million. Beijing Metro plans to complete the renovation of 100 thousand LED street lamps in 2015. Plans for Jiangxi and Fujian have also been introduced. According to the National Semiconductor Lighting industry plan, the output value of LED lighting in 2015 is expected to reach 180 billion. At present, LED manufacturers are making accelerated improvements in terms of price and performance in order to expand market share. The Samsung, Cree, respectively price lower than 15 and 10 dollars of LED light bulb after Osram also announced will be June this year launched 10 euro (About 13. $1)The following products stimulate consumers' willingness to buy. The strong development trend of LED this year has LED to continuous orders from domestic LED listed companies. Sanan Optoelectronics said in a quarterly report that Anhui Sanan Optoelectronics Co. , Ltd. , a wholly-owned subsidiary of the company, has released its production capacity. With the substantial increase in the company's market share, it is expected that the company's later sales revenue will be further improved. Judging from the net profit of LED sub-industries in Wind Shenwan industry classification, the net profit of 20 companies increased by an average of 15. 5% year on year in the first quarter of this year. 13, and last year's annual report showed an average year-on-year decline of 27. 28. Qinshang Optoelectronics's annual report last year showed that net profit fell by 15. 56, and the first quarter of this year has increased significantly to 30. 79.