Ci Hua Peng

Shanghai Optech Science & Technology Co., Ltd. engages in the business of researching, developing, designing, producing, and selling photovoltaic detection schemes. The firm also offers photovoltaic testing equipment, visual defect inspection systems, and related technical services and accessories. The company was founded on December 2, 1999 and is headquartered in Shanghai, China.

Tangshan Haitai New Energy Technology Co., Ltd. engages in the research, development, production, processing, and sale of photovoltaic modules. It offers solar photovoltaic power plant operation as well as crystalline silicon solar photovoltaic modules. The company was founded on April 17, 2006 and is headquartered in Tangshan, China.