FAAC SpAEmilia-Romagna, Italy
Qilu Transportation Development Group Co., Ltd.
KRAFT GmbHHessen, Germany
Brickworks Building Products Pty Ltd.Australia
Heinrich Klostermann GmbH & Co. KGNordrhein-Westfalen, Germany
Tekken Corp.Tokyo-to, Japan
China Chemical Engineering Second Construction Corp.
Fujiko Co., Ltd.Tokyo-to, Japan
Mechanical Solutions, Inc.Texas, United States
CECEP Zhaosheng Environmental Protection Co., Ltd.
Soletanche Freyssinet SAS
Hubei Changjiang Road & Bridge Co. Ltd.Hubei Sheng, China