
Litian Environmental Protection Technology Co., Ltd.Fujian Sheng, China

Xi'an Desheng Culture Information Technology Co., Ltd.Shaanxi Sheng, China

Yunnan dechun steel structure engineering co., ltdYunnan Sheng, China

Ganzhou Zhongneng Industrial Co. Ltd.

Dongying Changrui Petroleum Machinery Parts Co., Ltd.Shandong Sheng, China

Andreas Kantoor II BVUtrecht, Netherlands

R & D TechnologyUnited States

Diteqt LLCUnited States

Zhenjiang Sashuang Intelligent Technology Co., Ltd.Jiangsu Sheng, China

Daedong S & T Co. Ltd.South Korea

Zhangjiagang Kekang Intelligent Technology Co., Ltd.Jiangsu Sheng, China

Third Railway Survey and Design Institute Co., Ltd.