China Beijing youhen silicon & germanium semiconductor material, Ltd. was established in December 22, 2004, at the National High-Tech Development Zone in Haidian District, Beijing Information Industry Base, is a semiconductor material in the production and processing-oriented high-tech enterprises, The main products are silicon products and germanium products. Silicon products, including metallurgical grade silicon industry, chemical-industrial silicon, solar grade polycrystalline silicon, silicon semiconductor,metal silica fume, while providing silicon-grinding, polishing and the wafer. Germanium products including germanium dioxide, germanium tetrachloride, the zone melting of germanium ingots, single crystals of germanium and germanium lens. Silicon and germanium products widely used in modern industry in various fields, is the basis of the electronic information industry, the cornerstone of modern industry. At present, the company has single crystal, cutting, grinding, polishing and testing equipment 12 sets. In processing, and sales of more than 30000 silicon-chip, the majority of products exported to Taiwan, Japan, South Korea. Company detection equipment, strong technical force, to ensure that the company's products good and stable quality, the customer has won wide acclaim and appreciation. Company's existing staff of 25 people, including six Postdoctoral, four master's degree, 13 undergraduate college 2. The personnel is a strong company to steadily improve product quality protection, the company is the source of competitiveness, the rapid development of the company is guaranteed!

3N, 4N, 5N metal silicon, 6N solar Polysilicon (99.9999%), single crystals of silicon and a variety of different size metal silica fume; supply 5N high-purity germanium dioxide (Geo2) , 6N ingot of germanium (Ge rods), single crystals of germanium (Ge). long-term Buy The waste containing germanium and ores containing germanium. 008610-68324152, Web:www.youhensige.com.Email:[email protected](24h,Please priority contact by email )