
Shingang Hi-Tech Co., Ltd.

Anhui Huanghe Water-resourse Treatment Technologies Co.,ltd.Anhui Sheng, China

China Nuclear Huatai Construction Co. Ltd.Guangdong Sheng, China

Zhonghui Technology Co., Ltd.Anhui Sheng, China

Tianrui Xindeng Zhengzhou Cement Co., Ltd.Henan Sheng, China

Yusung Construction Co., Ltd.

Greenwall, Inc.California, United States

China Railway Shanhaiguan Bridge Group Co. Ltd.

Advanced Drainage Systems, Inc.Ohio, United States

Profab SARL

Escorts Kubota Ltd.Haryana, India

Sun Engineering Co. Ltd.