
Beijing No 5 Construction Engineering Group Co. Ltd.

CIMC Ocean Engineering Design & Research Institute Co., Ltd.Shanghai Shi, China

Kawada Construction Co., Ltd.Tokyo-to, Japan

Sichuan Esheng Cement Group Co. Ltd.Sichuan Sheng, China

Lentjes GmbH

Shanghai Gaoxin Energy-Saving Technology Co., Ltd.Shanghai Shi, China

Door Controls, Inc.

Les Constructions DasseFrance

Geometrica, Inc.California, United States

PBU (UK) Ltd.United Kingdom

Shenzhen Zhongming Hi-Tech Information Industry Co., Ltd.

Symons Corp.Illinois, United States