Industry and Trade Co., Ltd. Haiyuan sound production: tantalum and tantalum alloy (Ta 10, W, Ta 2.5 tungsten, tantalum and niobium alloys, oxides, etc.), products are ingots, tubes, rods, wire, wire, and strip, foil etc.; niobium and niobium alloys (Nb tungsten, niobium nickel, niobium zirconium, niobium and hafnium, niobium and titanium oxides, etc.), products are ingots, tubes, rods, wire, wire, and strip, foil, etc.; Beryllium and Beryllium alloys (bronze, beryllium aluminum, beryllium nickel, beryllium films, etc.), products are ingots, tubes, rods, wire, wire, and strip, foil, etc.; company consignment of tungsten, molybdenum, titanium and other non-ferrous, rare and precious metals The products, according to drawings provided by the user for processing.