
IMA Materialforschung & Anwendungstechnik GmbHSachsen, Germany

Shanghai Ship & Shipping Research InstituteShanghai Shi, China

Research Institute of Highway Ministry of Transport

SWARCO Traffic Systems GmbH

Parc Technologies Ltd.

Kummler & Matter AGZURICH, Switzerland

Schletter GmbH

Zhejiang Dadi Steel Structure Co. Ltd.

Guangdong Feida Traffic Engineering Co. Ltd.

KUVAG GmbH & Co. KG

Outimex AG

Chengdu Yaguang Electronics Co., Ltd.