
Guangdong Tongli Custom Manufacturing Co., Ltd.

Guang Dong Hua Qiang Dian Qi You Xian Gong SiGuangdong Sheng, China

Zhejiang Longyou Gongren Electronics Co., Ltd.Zhejiang Sheng, China

Wuxi Machine Tool Co., Ltd.

SINOPEC Siji Petroleum Machinery Co., Ltd

Hebei Institute of Water Conservancy and Electric Power

Wuhan Jian'an Petrochemical Engineering Co., Ltd.Hubei Sheng, China

Shanghai Dongshun Construction Engineering Co.Shanghai Shi, China

Shaanxi Coal New Energy Technology Co., Ltd.Shaanxi Sheng, China

Minsheng Technology Co., Ltd.Beijing Shi, China

Guangyuan Hengda Aluminum Co. Ltd.

Chongqing Keyuan Energy Technology Development Co., Ltd.Chongqing Shi, China