Shanxi Ruiyang Coalbed Methane Co., Ltd. is a state-owned holding enterprise specializing in R&D, construction, production of medium and low concentration gas enrichment, liquefaction technology innovation and industrialization. The company is located in Shangqinshan Village, Leping Town, Xiyang County, Jinzhong City, Shanxi Province, covering an area of 37,844 square meters. Business scope: LNG and CNG production from oxygen-containing coalbed methane.

　　The company was established on March 9, 2011, with a registered capital of 72.15 million yuan, jointly invested by Shanxi Dadi Environmental Resources Co., Ltd. (formerly Guorui Company), Huayang New Materials Technology Group Co., Ltd. (formerly Yangmei Group), and Sichuan Dakete Energy Technology Co., Ltd. The low-concentration coal mine gas enrichment technology was developed by Sichuan DKT Energy Technology Co., Ltd., achieving international advanced levels in safety, technological advancement, and economic efficiency. The first industrial facility utilizing "low-concentration coal mine gas enrichment technology to produce compressed natural gas (CNG)" was successfully constructed and put into operation, serving as a highly exemplary model for coal mine gas management and utilization in China.