Dongguan Tongcan Optoelectronics Co.,Ltd (Hongkong Tongcan Optoelectronics Co.,Limited) which locates at Gaobu Town, Dongguan City, Guangdong Province, China, is a professional manufacturer which engaged in developing, manufacturing and marketing its lighting products.LED Optoelectronic Department: Tongcan specialize in producing pink, red, yellow, orange, green, cyan, blue, purple, white LED, The LED wavelength range is from 375nm-700nm, within this range any wavelength and shape is available. Adopting Special technology and technique, Tongcan white LED series features high brightness and...