Nan’an Sanjing Silicon Refining Co., Ltd., a share-holding enterprise of Xiamen San-U Industrial Co., Ltd., is specialized in manufacturing silicon metal of various specifications. The company has 800 diligent staff, of which 250 are professional technicians. Its operation range covers mining, smelting, refining and R&D, and has built up several factories in Fujian province, where is well-known for high purity silicon raw material. The company owns 10 smelting furnaces, with the capacity of 38600 KW, and the annual yield reaches 40,000 tons, 95% of which sold to Japan, U.S.A. and Europe market.