Headquartered in the Hong Kong Science and Technology Park (HKSTP), MASSPHOTON LIMITED was founded by gallium nitride (GaN) technology experts, with state-of-the-art GaN epi-wafer and chip manufacturing facilities in Shenzhen and Jiangsu Province of China. The company focuses on the research and development, production, sales of GaN semiconductor materials and related optoelectronic and electronic products.