Chun Hai Ma

Heilongjiang Jianlong Chemical Co., Ltd. manufactures gas, sulfuric acid, 2-methylbutane, coal tar, liquefied natural gas, propane, ammonia solution, crude benzene, nitrogen, methanol, ethylene and sodium hydroxide. It also engages in the coal preparation; production, wholesale and retail of coke; and machinery manufacturing. The company was founded on August 26, 2003 and is headquartered in Shuangyashan, China.

Huatai Yongchuang (Beijing) Tech Co., Ltd. engages in the research and development, promotion and application of coking cutting-edge technology. Its main business includes research and development of energy-saving and environmental protection technologies of coking, and design consulting for coking projects. Its general contracting business of coking engineering covering engineering design, project management, complete equipment, production and debugging. Its products and services include dry quenching and waste heat utilization device, coke oven raw gas rising pipe waste heat utilization device, large top loading coke oven, large tamping coke oven, and supporting gas purification system. The company was founded on April 8, 2011 and is headquartered in Beijing, China.