Jiahua Special Cement Co. Ltd.Sichuan Sheng, China
Shanghai Supratec Environment Co., Ltd.Shanghai Shi, China
Wuhan Tianying Environmental Engineering Co., Ltd.
DOKA Beteiligungs-GmbH
Zhejiang Tongxing Technology Co., Ltd.Zhejiang Sheng, China
Buchan Concrete Solutions Ltd.Barnsley, United Kingdom
Franken-Schotter GmbH & Co. KGBayern, Germany
Chongqing Chuanggao Decoration Engineering Co., Ltd.Chongqing Shi, China
Chongqing Construction Science Research InstituteChongqing Shi, China
Norwalk Concrete Industries, Inc.Ohio, United States
Peace Map Co., Ltd.
China Railway Baoji Bridge Group Co., Ltd.