Xinjiang Daqo New Energy Co. Ltd. engages in the research, development, manufacturing and sale of polysilicon. It focuses on processing and sale of polycrystalline silicon, silicon cores, silicon wafers, photovoltaic cells, photovoltaic modules and photovoltaic power generation system products, production & sale of trichlorosilane, silicon tetrachloride, sodium hydroxide, hydrochloric acid and sodium hypochlorite, related to the above products Production technology consulting services. The company was founded on February 22, 2011 and is headquartered in Shanghai, China.