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Arcplus Group PLC

CCCC Design and Consulting Group Co., Ltd.

Shanghai Tongji Science and Technology Industrial Co., Ltd.

ARTS Group Co., Ltd.

China Design Group Co., Ltd.

Shanghai Research Institute of Building Sciences Group Co., Ltd.

China Nerin Engineering Co., Ltd.

Anhui Transport Consulting and Design Institute Co., Ltd.

Guizhou Transportation Planning Survey and Design Academe Co., Ltd.

RoadMainT Co., Ltd.

C and D Holsin Engineering Consulting Co., Ltd.