JFeng established in the 1990's, has been engaged in the production and development of tungsten,molybdenum, tantalum, niobium, titanium and other products. Now we can product 500 tonns tungsten-molybdenum products, 300 tonnes tantalum-niobium products and 200 tonnes cemented carbide products per year, all of which have sold to more than 50 countries such as American, Japan, German, Sweden and Spain. All the products are widely used in the industries of medical, machinery, electronics, chemistry,construction, aviation ,aerospace and so on.