
China Gezhouba Group Co., Ltd.

Anhui Hanhua Building Materials Technology Co., Ltd.

AUS Group Alliance Pty Ltd.

Gilbert & Schmalriede GmbH & Co. KG

Appia

Ricardo UK Ltd.

Ningbo Municipal Engineering Group Co. Ltd.

CCCC Third Harbor Engineering Co., Ltd.Shanghai Shi, China

Delta Research, Inc.Alabama, United States

Teratec Ltd.Osaka-fu, Japan

Korea Air Conditioning E.N.G Co., Ltd.

Land Business Co., Ltd.Tokyo, Japan