Taiyuan Yuanhan Technology Co., Ltd.

International Industry Category: Manufacturing

International Industry Major Class: Computer, communication and other electronic equipment manufacturing

International Industry Middle Class: Manufacturing of electronic components and electronic special materials

International Industry Sub Class: Manufacturing of special electronic materials

New material technology promotion service； sapphire、 Silicon carbide production technology development、 Technical consulting services； Sapphire crystal material、 Silicon carbide crystal material、 semiconductor substrate wafers、 substrate sheet、 Photovoltaic window materials、 Laser window materials and optoelectronic functional materials、 Production of optoelectronic coating materials、 Sale； Development of crystal processing equipment、 Development、 Manufacturing and sales； Production of sapphire composite materials、 Sale； semiconductor（ Silicon carbide、 Gallium nitride、 Gallium oxide） substrate wafer、 Silicon carbide products and composite auxiliary devices、 High-purity alumina、 High-purity zirconia material、 Metal wear-resistant materials、 Artificial superhard materials、 Superhard material abrasive tools、 Forgings and powder metallurgy products、 Mechanical equipment and parts、Research and development of ceramic products、 Production and sales； Import and export of goods and technology； Industrial park property rental management。（ Projects that require approval according to law， Business activities can only be carried out after approval from relevant departments）

Chinese Industry Category: Information Technology

Chinese Industry Major Class: Electronic

Chinese Industry Middle Class: Electronic materials manufacturing

Chinese Industry Sub Class: Sapphire material manufacturing