
Kingspan Insulation Pty Ltd.Western Australia, Australia

Okazaki Kogyo Co., Ltd.

PSC Freyssinet (S) Pte Ltd.

Zhejiang Loopmaster Energy Technology Co., Ltd.

C.O.B.O. SpA

Bechtel Oil, Gas & Chemicals, Inc.

Eurobéton SA

Shanghai CDXJ Digital Technology Co., Ltd.Shanghai Shi, China

CHINT Group Corp.Zhejiang Sheng, China

Nittobo Acoustic Engineering Co., Ltd.Tokyo-to, Japan

China Railway Shanghai Design Institute Group Co., Ltd.

Metrostav ASHlavni mesto Praha, Czech Republic