Yunnan Copper Co.,Ltd engages in the copper exploration, mining, and smelting activities in China. It is also involved in extraction and processing of sulfur chemical, rare and precious metals. The company offers cathode copper, gold, silver, industrial sulfuric acid, platinum, palladium, selenium, tellurium, rhenium, etc. under the Tiefeng brand. In addition, it engages in processing of hydrometallurgy; recycling and selling of copper and non-ferrous metals; import and export of goods and technologies, mineral products, and metal products. Further, the company is involved in selling of plastic products and fuel oil; produces sulphuric acid, oxygen, and nitrogen; and offers technical services for mining industries. Yunnan Copper Co.,Ltd was founded in 1958 and is based in Kunming, China.