Cooperative Partner

Beijing Metro Communication Co., Ltd

Guangzhou Railway (Group) Co., Ltd

Material supply section of China Railway Nanchang Bureau Group Co., Ltd

Jinzhou Railway Industrial and electrical equipment manufacturing Co., Ltd

Tianjin Metro Operation Co., Ltd

Shenyang Railway electrical equipment factory

China Railway 9th Bureau Group Electric Engineering Co., Ltd

China Railway Chengdu Bureau Group Co., Ltd

Henan Huihuang Technology Co., Ltd

Beijing Metro electromechanical branch

Metro technology R & D center of Beijing Metro Operation Co., Ltd

Electric service section of Inner Mongolia Jitong Railway (Group) Co., Ltd

Shaanxi Railway New Technology Co., Ltd

Material supply section of China Railway Urumqi Bureau

China Railway No.6 Engineering Co., Ltd

...