
Guizhou Yidu Cloud Technology Co. Ltd.

Foster Valve Corp.

Luxi Industry Equipment Co., Ltd.Shandong Sheng, China

Yunnan Tongyin Co. Ltd.

CNOOC Changzhou Paint & Coatings Industry Research Institute

Quantum Energy Technologies (suzhou) Co.,Ltd.

Guangxi Liangchuang Construction Aluminum Mould Technology Co., Ltd.

Fraser & Fraser Ltd.England, United Kingdom

Schweizer AGZurich, Switzerland

Chongqing Research Institute of Coal Science Research Institute

Chengdu Andyson Precision Technology Co., Ltd.

Shenzhen Zhentian Optical Glass Co., Ltd.