Tangshan Sunfar Silicon Industries Co., Ltd. is a China-based company principally engaged in the research and development, production and sales of fine chemical products. The Company's main products include trichlorosilane, potassium hydroxide, potassium sulfate and high purity silicon tetrachloride. The trichlorosilane is mainly used in the production of polysilicon and silane coupling agent. The polysilicon is used in solar cell, semiconductor material, cermet material and optical fiber fields. The silane coupling agent is mainly used in surface treatment agent, inorganic filling plastic, adhesives, sealants, special rubber adhesives and other fields. The potassium hydroxide is mainly used for the synthesis of potassium carbonate, potassium permanganate and other potassium salts. The Company mainly distributes its products in domestic market.