Shanxi Lanyan CBM Group Co., Ltd. Compression Branch
Its main businesses include: verification and calibration of measuring instruments (gas flow meters, general pressure gauges, combustible gas alarms, pressure transmitters, temperature transmitters, safety valves), manufacturing of coal‑bed methane pipeline filter elements (customized for various sizes and precision requirements), fire extinguisher maintenance and repair, screw pump efficiency testing,
Website:https://www.huaxingas.com/

山西蓝焰煤层气有限责任公司压缩分公司