Business scope: Optoelectronics,
Silicon Nitride Products,
Mining Equipment And Accessories,
Sale,
Import And Export Of Goods And Technology,
Environmental Protection Equipment And Accessories,
Industrial Ceramics,
Special Equipment For Pulp And Paper Making,
Alumina Ceramic Products,
Silicon Carbide Products,
Insulation Materials,
Punch,
Eco Environmental Materials,
Ceramic Machinery And Equipment,
Forging Equipment Production,