Chongyi Zhangyuan Tungsten Co., Ltd. engages in the production and sale of tungsten concentrates, ammonium paratungstate (APT), tungsten oxide, tungsten powder, tungsten carbide powder, and cemented carbide with tungsten as the raw material. It focuses on mine selection, mining, smelting, powder production, as well as production, deep processing and trading of tungsten alloys and cemented carbide. The company was founded in 1990 and is headquartered in Ganzhou, China.