It is a national high-tech enterprise engaged in the processing, sales and related technology research and development of silicon materials. The company is mainly engaged in Cz silicon single crystal, Fz intrinsic single crystal silicon, Fz neutron irradiated single crystal silicon, Fz gas doped single crystal silicon, polycrystalline silicon and corresponding processed products. Product specifications 1--18 inches, mainly used in diodes, transistors, integrated circuits, thyristors, optical device, sputtering targets and solar cells.