... of an annual output of 3, 000 tons of black Tungsten, 5, 000 tons of APT, 3, 000 tons ... of tungsten metal powder, 2, 000 tons of tungsten carbide powder, and 1, 500 tons ... mixture. It's a science and technology enterprise capable of tungsten mining, ore dressing, smelting, and milling, In addition, ... import and export....... Non-Standard Shaped Pieces of tungsten Carbide fabricated parts