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Tiefriends automation technical(beijing)Co.Ltd.

Precast Segmental Beam Formwork
Qinhuangdao Tianye Tolian Heavy Industry & Technology Co., Ltd.

Protection Systems
Beijing Dingchang Composite Material Co., Ltd.

Hot-Rolled H-Beam Steel
Hebei Jinxi iron and Steel Group

High-Speed EMU Platform
CRRC Changchun Railway Vehicles Co., Ltd.

C80 Aluminum Alloy Coal Transport Open Wagon
BAOTOU BEIFANG CHUANGYE CO., LTD.

Lancang-Mekong & Chengdu-Europe Express Route
Chengdu International Railway Service, Co. Ltd.

Digital Multifunctional Electrical Measuring Instrument
Shanghai Complee Instrument Co.,Ltd.

Vehicle Integration Technology
CRRC DATONG CO., LTD.

Mining anchor cable SKP18-1/1860
TianJin RuiTong prestressed steel strands Co.,LTD.

ZY(J)7(M) Sealed Type Electro-Hydraulic Turnout Machine
TAIYUAN CR JINGFENG EQUIPMENT TECHNOLOGY CO., LTD.

LS-S5 Ultra-Long-Range Fiber Optic LiDAR
Leishen Intelligent System Co., Ltd.