
China Construction Eighth Engineering Division Corp. Ltd.

Italcementi SpABergamo, Italy

Machinery Industry No. 6 Design Research Institution

Beijing Urban Construction Group Co. Ltd.Beijing Shi, China

Zhejiang Zhuangchen Building Technology Co. Ltd.Zhejiang Sheng, China

Consarc Engineering Ltd.United Kingdom

Soft dB Active Control Systems, Inc.Quebec, Canada

Insung A&T Co., Ltd.

Tecnologie Meccaniche SRLAbruzzi, Italy

LaserMotive LLCWashington, United States

Creative Environments, Inc.Arizona, United States

Hualu Engineering & Technology Co., Ltd.