Changsha Mingguan Metal Technology Co., Ltd. is a high-tech joint-stock company of professional production for tungsten alloy, tungsten and molybdenum products, tungsten, carbide, copper tungsten alloy. Now has annual output of 50 tons of high-density tungsten alloy, 30 tons of tungsten and molybdenum products, 15 tons of tungsten, 10 tons and 10 tons of copper tungsten carbide alloy products production capacity. Products have been widely used in medical, mechanical, electronic, chemical, construction, aerospace and other industries. Some products have been exported to the United States, Japan, Germany, Sweden, Spain and other countries.