
Anhui Huizhou Geology Security Institute Co., Ltd.

Construtora Andrade Gutierrez SARio de Janeiro, Brazil

Lone Star Industries, Inc.Texas, United States

Ricardo UK Ltd.

China Sinogy Electric Engineering Co., Ltd.

e-AAM Driveline Systems AB

Northeastern University Eng & Research Institute Co. Ltd.

Berntsen International, Inc.Wisconsin, United States

China Railway Siyuan Survey & Design Group Co., Ltd.

CJD LLCMissouri, United States

China Nonferrous Metal Mining (Group) Co., Ltd.

Fantech Pty Ltd.Victoria, Australia