
Sichuan Energy Industry Investment Group Co., Ltd.Sichuan Sheng, China

Grifols Engineering SASpain

DONGKUK REFRACTORIES & STEEL Co., Ltd.South Korea

ELS, Inc.Virginia, United States

China Tianying, Inc.Jiangsu Sheng, China

Nanjing Yangzi Petrochemical Design & Engineering Co., Ltd.Jiangsu Sheng, China

Guangdong Guansheng Civil Engineering Technology Co. Ltd.Guangdong Sheng, China

Guangzhou Nuodeng Elevator Services Co., Ltd.Guangdong Sheng, China

Corradi e Ghisolfi SrlCremona, Italy

Wallstein Ingenieur Gesellschaft MbhNordrhein-Westfalen, Germany

S.B.C. SARLFrance

Kunming Rail Transit Group Co., Ltd.Yunnan Sheng, China