Chicago Bridge & Iron Co.
Zhejiang Hengxin Design Group Co., Ltd.
China Railway Beijing Engineering Group Co., Ltd.
China Railway No. 3 Engineering Group Co., Ltd.
Water & Soil Remediation Srl
Moon Environment Technology Co., Ltd.Shandong Sheng, China
Changzhou City Lighting Engineering Co., Ltd.
Dongzhu Ecological Environment Protection Co., Ltd.Jiangsu Sheng, China
Dominion Engineering, Inc.Virginia, United States
Exquadrum, Inc.California, United States
Hyupsung Machinery Electric Co., Ltd.
Sinoma (Suzhou) Construction Co., Ltd.Jiangsu, China