1. Manufacturers from Japan, Europe and America, with the five biggest LED chip giants included: Cree (headquarter in America), Osram (headquarter in Germany), NICHIA (headquarter in Japan), Toyoda Gosei (headquarter in Japan), and Lumileds (headquarter in America).
2. Manufacturers from Korea and Taiwan, China: currently these factories are enjoying a very fast development, but there is still distance behind the Japan, Europe and America giants. Representatives: Epistar (headquarter in Taiwan), Everlight (headquarter in Taiwan), Lite-On Lite-On (headquarter in Taiwan), Samsung (headquarter in Korea) etc.
3. Manufacturers from mainland China. San An, Epilight etc.
And, there are so many other LED chips manufacturing brands that I cannot list all here.
Currently, Cree is the most popular for high class LED lighting products and Epistar is the most popular for medium class.
