Shanghai Widen Photodiode Tech Co., Ltd is located in the High and New Technology Industrial Development Zone of Minhang, Shanghai.Shanghai Widen Photodiode Tech Co.,ltd is a the high-tech enterprise who is professional in researching, manufacturing and selling of LED lights and LED display.We researched the outdoor illumination such as LED Street Light(solar, wind energy complementary), LED Tunnel Light, LED Courtyard Light, Landscape Light and so on.We also reseach a series of indoor lights, including LED Mining Light, LED Bulb, LED Tube Light and LED Plane Light.We have Outdoor and Indoor full-color and single-double color LED Display screen.lWe will give full play to our characteristics as always, with almost 10 years€™ experience, keep the principle €˜customers€™ need first, users are the god€™, continue to offer service of LED illumination and large display screen display field.