It's SAN 'an, Lu Mei and Shlan Ming Core.
Among them, Xiamen SAN 'an Electronics Co., Ltd. is currently the largest and world-class ultra-high brightness LED epitaxy and chip industrialization base, covering an area of more than 50,000 square meters. At present, the company's products mainly include full-color LED epitaxial wafers, chips, optical communication core components, etc., and the product technical indicators are the world's advanced level. The company was included in the national semiconductor lighting engineering leading enterprises by the Ministry of Science and Technology.