
Dongfeng Design Institute Co., Ltd.

China Railway Erju 5th Engineering Co., Ltd.

Kikusui Chemical Industries Co., Ltd.Aichi, Japan

HanmiGlobal Co., Ltd.South Korea

Keller

Saint-Gobain Placo Ibérica SA

Hanover Prest-Paving Co.

Yamato Corp.Osaka-fu, Japan

China Road & Bridge Corp.

China Gezhouba Group Eco-Environmental Engineering Co. Ltd.Hubei Sheng, China

Barr & Wray Ltd.Glasgow City, United Kingdom

Sichuan Yadong Cement Co., Ltd.