Yunnan Coal & Energy Co.,Ltd. engages in the production and sales of coke and related chemical products in China. The company's products include sulfur, ammonium sulfate, carbon black, coal tar pitch, crude phenol, dephenolic oil, wash oil, anthracene oil, industrial naphthalene, non-aromatic, xylene, toluene, benzene, coke powder, and metallurgical coke. It is also involved in the design, manufacture, installation, and maintenance of transportation equipment, such as cranes and belt conveyors; metallurgical equipment, mining equipment, tunnel boring equipment, wind power and water conservancy equipment, environmental protection equipment, and rolls; and wear-resistant, corrosion-resistant, and heat-resistant materials, as well as maintenance and repair of equipment and production lines. In addition, the company engages in the Gas engineering building construction; equity investment; and investment management activities. Yunnan Coal & Energy Co.,Ltd. was founded in 1997 and is based in Kunming, China. Yunnan Coal & Energy Co.,Ltd. is a subsidiary of Kunming Iron and Steel Holdings Co., Ltd.