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Hebei Jinxi iron and Steel Group

Turnout
Guangdong Xinlong Tunnel Equipment Co., Ltd.

Full-Face Hard Rock Vertical Boring Machine
CCCC Tianhe Mechanical Equipment Manufacturing Co., Ltd.

Vehicle Integration Technology
CRRC DATONG CO., LTD.

Turnout
Tieke (Beijing) Rail Equipment Technology Co., Ltd.

Protection Systems
Beijing Dingchang Composite Material Co., Ltd.

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

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

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

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

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

Tunneling Machinery
SANY Group