
Jiangsu Tiannuo Advance Technology & Materials Co. Ltd.

Inner Mongolia Baotou Steel Metal Manufacturing Co., Ltd.

Tokyo Tungsten Co. Ltd.

Guangzhou No. 2 Construction Engineering Co., Ltd.Guangdong Sheng, China

Hummel International GmbH & Co. KGGermany

Jinshi Drilling (Tangshan) Co., Ltd.Hebei Sheng, China

Hangzhou Debiao New Energy Equipment Co., Ltd.Zhejiang Sheng, China

China Railway Major Bridge Engineering Group Shanghai Engineering Co.,Ltd.Shanghai Shi, China

Consolidated Aluminum Corp.

Youxuan (Beijing) Information Technology Co., Ltd.

Wuhan Gewu Youxin Technology Co., Ltd.

TIANJIN STRENGTH CARPETS CO.,LTD.