国产午夜精品一区二区三区动漫_亚洲日韩国产综合一区_中文字幕永久永久综合在线视频_浪荡艳妇爆乳JUFD汗だく肉感_中文字幕在线永久观看AV_男女又色又爽又刺激视频_亚洲欧美久久美女香蕉视频_91精品第一国产综合精品_国产成人VR精品A视频_国产欧美日韩一区在线观看

The “11-5” important Technology Achievements Exhibition was held and numerous new LED lights were used for the exhibition hall lighting, such as LED screens, LED par lights, LED spotlights, LED color stripes, LED display lights, etc. More than 1,500 LED fixtures were used for this event.

At the high-tech exhibition hall, the semiconductor lighting products were displayed by the National Semiconductor Projects and Industrial Alliance. The LED street lamps whose have even light production and high CRI represent the modern LED street illumination development level. Now the LED street lights are more widely accepted by users and the products become more mature based on the ongoing technology development. Moreover the different kinds of LED indoor lighting products has replaced many other lighting products in the market and interested a lot of visitors in the exhibition. On the other hand, the LED desk lamps which are dimmable and color adjustable have all kinds of functions. They can be adjusted as needed and used for recreation, reading, business, etc. There were also LED parts of the national advance level products exhibited in the event. And the craftworks actually revealing the LED light effect in the Beijing National Stadium as well interested many visitors.