POWERMARK Lighting Science & Technology Co.,Ltd. is a leading high-tech company specializing in R&D, packaging, selling and providing the technical support services of our series of high power LEDs products. Our LED chips are manufactured in New York&＃65292; USA and are packaged in South Korea and German&＃12290;We have the sales offices and technical support services team in China Hongkong and Shanghai. The main product standard are as follows :1W&＃12289; 3W&＃12289; 5W&＃12289; 10W&＃12289; 20W&＃12289; 30W&＃12289; 50W&＃12289; 70W&＃12289; 100W&＃12289;150W&＃12289; 200W&＃12289; 500W. All the LEDs are equipped with special radiators, optical cups and transformers. Our applications; include all kinds of indoor & outdoor use LED lighting and decorative lighting. Our partial products were already awarded the international patents.