Fujian Changting Jinlong Rare Earth Co., Ltd. etc. Xiamen Tungsten Industry Co., Ltd. is a group joint-stock company listed on Shanghai Stock Exchange. Xiamen Tungsten Industry has subsidiaries such as Fujian Changting Jinlong Rare Earth Co., Ltd., which is mainly engaged in the research, production and sales of tungsten smelting products, tungsten powder, cemented carbide, tungsten and molybdenum wire rods and new energy materials.