... resources, which is professionally manufacturing & trading Tungsten and Molybdenum Products.We got production base in ... and abroad.Main products: 1. Tungsten products: (1) Ammonium Tungsten(2) Pure tungsten products: tungsten powder, slab, bars, rolling ... Tungsten-copper alloy, silver-tungsten alloy, molybdenum-copper alloy, molybdenum-tungsten alloy etc..(2)Tungsten nickel copper alloy and tungsten ...