
Handan Xinxing Power Generation Co., Ltd.

China Offshore Oil & Gas Development & Utilization Co., Ltd.Beijing Shi, China

Ultrafab, Inc.New York, United States

Korea Airtech Corp.

Shuifa Energas Gas Co., Ltd.Liaoning, China

Beyond Energy Services And TechnologyAlberta, Canada

Oil & Gas Measurement Ltd.

Zhengzhou Langrun Intelligent Equipment Co., Ltd.Henan Sheng, China

NGF Nature Energy Biogas A/SDenmark

TIW Corp.Texas, United States

AGT Energy Ltd.CITY OF SCOTLAND, United Kingdom

Beijing Chenguang Gas Co. Ltd.