Chang Xin Opto-electronic(Dongguan)Co., LTD.A subsidiary company of Taiwan Fongkai group, is a high technology enterprise specializing in the research, development, manufacturing and marketing of complete sets of LED. The company founded in Huangjiang Town, Dongguan City Guangdong Province in 2005. Our high quality LED enjoys high prestige both home and abroad.Our products include led energy-saving series, led spot lamp series, led tube light series.At present we are promoting white LED with high luminance, small attenuation(to lighten continuously 1000houre under 20MA current, the attenuation is within 5% ), which is widely applied in the indoor. In recent years, Chang Xin researched and developed successfully and applied for many item of new LED and the related patent.By taking our unique design and exquisite technology, the patent of two-side illumination invention succeeds in directing and using the majority of the light which comes out of the LED chip, thus enhances the luminous flux of LED, and solves ingeniously the thermal-radiating problem of LED.The purpose of being good faith of Chang Xin is doing the best to achieve the goal of win-win situation.We always provide the most outstanding products and flawless service to our customers. Sincerely, we want to be the best and faithful partner of yours in the near future.