Duo Da

Tibet Julong Copper Industry Co., Ltd. engages in the selling of mineral products. Its business scope includes sale of mineral products; sale and lease of mining equipment, smelting equipment, geological exploration, construction and transportation vehicle; realtor; sale of construction materials, electromechanical equipment and accessories, chemical raw materials and products, and plastic products; and mining, smelting, processing, and sale and service of non-ferrous metals, rare metals, and non-metal. The company was founded on December 14, 2006 and is headquartered in Lhasa, China.

Tibet Maizhokunggar Dapu Industry & Trade Co., Ltd. engages in the development, processing, and sale of mineral products, Chinese medicinal materials, and agricultural and livestock products. The company was founded on April 11, 2006 and is headquartered in Lhasa, China.