ꔷ China State Railway Group Co., Ltd.
ꔷ International Cooperation Achievements of China Railway
ꔷ China Academy of Railway Sciences Corporation Limited (CARS)
ꔷ Locomotive & Car Research Institute of China Academy of Railway Sciences Corporation Limited
ꔷ Beijing Zongheng Electro-Mechanical Technology Co., Ltd.
ꔷ Beijing Jingwei Information Technology Co., Ltd.
ꔷ Railway Engineering Research Institute of China Academy of Railway Sciences Corporation Limited
ꔷ Railway Track Maintenance Technical Center
ꔷ State Key Laboratory of High-speed Railway Track System
ꔷ CARS (Beijing) Railway Equipment Technology Co., Ltd.
ꔷ Beijing Tieke Rail-Tech Co., Ltd.
ꔷ Signal & Communication Research Institute of China Academy of Railway Sciences Corporation Limited
ꔷ Beijing HUA-TIE Information Technology Co., Ltd.
ꔷ Beijing CARS Energy Saving and Environmental Protection New Technology Co., Ltd.
ꔷ China Railway Test & Certification Center Limited
ꔷ Infrastructure Inspection Institute, China Academy of Railway Sciences Corporation Limited
ꔷ INMAl Raiway Technolgy Co., Ltd.
ꔷ China Electronics Corporation
ꔷ Railway Science and Technology Innovation Alliance
ꔷ China State Railway Group Co., Ltd.
ꔷ China Electronics Corporation
ꔷ Ansteel Group Corporation Limited
ꔷ China Railway Signal & Communication Co., Ltd.
ꔷ China Railway Construction Corporation
ꔷ Huawei Technologies Co., Ltd.
ꔷ Beijing Jiaotong University（BJTU）
ꔷ Southwest Jiaotong University
ꔷ China Railway Harbin Group Co., Ltd.
ꔷ China Railway Shenyang Group Co., Ltd.
ꔷ China Railway Beijing Group Co., Ltd.
ꔷ China Railway Taiyuan Group Co., Ltd.
ꔷ China Railway Hohhot Group Co., Ltd.
ꔷ China Railway Zhengzhou Group Co.,Ltd.
ꔷ China Railway Wuhan Group Co., Ltd.
ꔷ China Railway Xi'an Group Co., Ltd.
ꔷ China Railway Jinan Group Co., Ltd.
ꔷ China Railway Shanghai Group Co., Ltd.
ꔷ China Railway Nanchang Group Co., Ltd.
ꔷ China Railway Guangzhou Group Co., Ltd.
ꔷ China Railway Nanning Group Co., Ltd.
ꔷ China Railway Chengdu Group Co., Ltd.
ꔷ China Railway Kunming Group Co., Ltd.
ꔷ China Railway Lanzhou Group Co., Ltd.
ꔷ China Railway Urumqi Group Co.，Ltd.
ꔷ China Railway Qinghai-Tibet Group Co., Ltd.
ꔷ China Railway Design Corporation
ꔷ China Railway Information Technology Company
ꔷ China Railway Economic and Planning Research Institute Co., Ltd.
ꔷ Gemac Engineering Machinery Co., Ltd.
ꔷ China Railway Container Transport Corp., Ltd.
ꔷ CRCC High-Tech Equipment Co., Ltd.
ꔷ China Railway SpeciaI Cargo Logistics Co., Ltd. (CRSCL)
ꔷ China Railway Express Co., Ltd.
ꔷ Zhengzhou Railway Equipment Manufacturing Co., Ltd.
ꔷ Zhuzhou TaiChina Electronic Information Technology Co., Ltd.
ꔷ Henan Thinker Automatic Equipment Co., Ltd.
ꔷ Beijing Anchuanggongyan Sci-Tech Co., Ltd.
ꔷ Shanghai Huxiao Electric Implements Co., Ltd.
ꔷ Shandong Huasheng Zhongtian Construction Machinery Co., Ltd.
ꔷ Shanghai High Speed Railway Electrical Technology Co., Ltd.
ꔷ Harbin Kejia General Mechanical & Electrical Co., Ltd.
ꔷ Shenzhen CESTAR Electronic Technology Co., Ltd.
ꔷ Jinan Taichan Technology Co., Ltd.
ꔷ Advanced Materials of High Speed Railway
ꔷ Zhengzhou Leadrescue Science Technology Co., Ltd.
ꔷ China Railway Editorial Office
ꔷ Ningbo Chengyan Rail Composite Rubber Tie-Plate Co., Ltd.
ꔷ Sanke Fastening Systems (Dalian) Co., Ltd.
ꔷ Beijing Railway Construction Technology Press Co., Ltd.
ꔷ Railway Purchase and Logistics
ꔷ Ningbo Ling Hardware Industrial Co., Ltd.
ꔷ Hebei Oudun Technology Co., Ltd.
ꔷ O&C Electric Technique Co., Ltd.
ꔷ Xian Shuntong Institute of Electrical and Mechanical Technology
ꔷ Qinghe County Hengcheng Plastic Technology Co., Ltd.
ꔷ Beijing Huatong Jiaye Technology Co., Ltd.
ꔷ Beijing JIZHI Intellectual Property Limited
ꔷ Wuxi Durable Power Technology Co., Ltd.
ꔷ Hebei Qingrun Biotechnology Co., Ltd.
ꔷ Isvision (Hangzhou) Technology Co., Ltd.
ꔷ Jiangxi Nengjie Chemical Co., Ltd.
ꔷ Chengdu Machinery & Electric Fittings Factory of Railway
ꔷ Kunming Teao Technology Co., Ltd.
ꔷ Shanghai Railway Zhanchang Timing Technology Centre Co., Ltd.
ꔷ National Engineering Research Center of High-speed Railway Construction Technology
ꔷ CHEN-YU Hose Industrial Co., Ltd.-JER YEU Hose
ꔷ Shisheng Mechanical Technology Co., Ltd.
ꔷ Yunshang Urban Rail (Zhejiang) Supply Chain Co., Ltd.
ꔷ Xiangrun Hengxin (Beijing)Technology Co., Ltd
ꔷ Jining Xiangrun Instrument Co., Ltd.
ꔷ Zhiqi Railway Equipment Co., Ltd.
ꔷ Nanjing GOVA Technology Co., Ltd.
ꔷ CRRC Changchun Railway Vehicles Co., Ltd.
ꔷ CRRC Qingdao Sifang Co., Ltd.
ꔷ CRRC Nanjing Puzhen Co., Ltd.
ꔷ CRRC Zhuzhou Locomtive Co., Ltd.
ꔷ CRRC Yongji Electric Co., Ltd.
ꔷ CRRC Zhuzhou Electric Co., Ltd.
ꔷ CRRC Dalian Institute Co., Ltd.
ꔷ CRRC Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
ꔷ CRRC Qishuyan Institute Co., Ltd.
ꔷ CRRC Braking System Co., Ltd.
ꔷ Klüber Lubrication (Shanghai) Co., Ltd.
ꔷ Jinzhou Jietong Railway Machinery Co., Ltd.
ꔷ Taiyuan Heavy Machinery Group Co., Ltd.
ꔷ Southwest Jiaotong University
ꔷ Chengdu Southwest Jiaotong University Science and Technology Development Group Co., Ltd.
ꔷ Southwest Jiaotong University Chengdu Design Institute Co., Ltd.
ꔷ China SWJTU Railway Development Co., Ltd.
ꔷ Southwest Jiaotong University Research Institute (Chengdu) Co., Ltd.
ꔷ Sichuan Rongchuang New Energy Power System Co., Ltd.
ꔷ Chengdu Shanghua Electric Co. , Ltd.
ꔷ Chengdu Jiaoda Guangmang Technology Co., Ltd.
ꔷ Chengdu Tangyuan Electric Co., Ltd.
ꔷ Chengdu Ruiwei Transportation Technology Co., Ltd.
ꔷ NSH-CTI Machine Tool (Jiangxi) Co., Ltd.
ꔷ Nanjing Zhongsheng Rolling Stock components Co., Ltd.
ꔷ Wuxi Longsheng Rail Technology Co., Ltd.
ꔷ Beijing HOTO Materials Handling Equipment Co., Ltd.
ꔷ Longda Shijia Electromechanical Equipment (Beijing) Co., Ltd.
ꔷ Cangzhou Zhongxingjie Grinding Tool Manufacturing Co., Ltd.
ꔷ Beijing Yanling Jiaye M & E Co., Ltd.
ꔷ Jiangxi Ruisibo New Materials Co., Ltd.
ꔷ Hexagon Manufacturing Intelligence (Qingdao) Co., Ltd.
ꔷ Beijing Teye Industrial & Trade Corp.
ꔷ Shandong Tianuo Construction Machinery Co., Ltd.
ꔷ Zhoushan Qingfeng Railway Instrument Co., Ltd.
ꔷ Zigong Dongxin Electrical Carbon Co., Ltd.
ꔷ Kullen International Trading (Shanghai) Co., Ltd.
ꔷ Qinghe Yongxing Industry Co., Ltd.
ꔷ Suzhou Speeter Lighting Technology Co., Ltd.
ꔷ Hubei Sanjiang Coating Equipment Engineering Co., Ltd.
ꔷ Shenzhen Connector Technology Co., Ltd.
ꔷ China Railway Signal & Communication Co., Ltd.
ꔷ China Railway Electrification Engineering Group Co., Ltd.
ꔷ Nanjing Pioneer Awareness Information Technology Co.,Ltd.
ꔷ Beijing Lantian Duowei Science & Technology Co., Ltd.
ꔷ Shenyang Fengchi Software Co., Ltd.
ꔷ Beijing Jiaxun Feihong Electrical Co., Ltd.
ꔷ Shenyang Chihong Ruisheng Measurement & Control Technology Co., Ltd.
ꔷ Beijing SWJTU Richsun Tech Co., Ltd.
ꔷ Shanghai Huafeng Industrial Control Tech Corp.
ꔷ Gosuncn Chuanlian Technology Co., Ltd.
ꔷ Beijing Huafei Technology Co.,Ltd.
ꔷ Shanghai Hongxiang Electric Co., Ltd.
ꔷ Nanjing Junhong Signal Equipment Co., Ltd.
ꔷ Hebei Deguroon Electronic Technology Co., Ltd.
ꔷ Guangdong Zkrot Technology Co.,Ltd
ꔷ New Smart Railway Technology Co., Ltd.
ꔷ Hebei Luode Railway Fittings Co., Ltd.
ꔷ Junlei Optoelectronics Co., Ltd.
ꔷ Shanghai Hekongtek Information Technology Co., Ltd.
ꔷ Huangshi Bangke Technology Co., Ltd.
ꔷ BeiJing Estrong Image Tech Co., Ltd.
ꔷ Shandong High Speed Railway Construction Equipment Co., Ltd.
ꔷ Beijing King Solution Electrical and Mechanical Technology Development Co., Ltd.
ꔷ Shenzhen Dachengwei Electronic Technology Co., Ltd.
ꔷ ZHKT （Beijing）Science&Technology Co., Ltd.
ꔷ Beijing Weixin Hangda Technology Co., Ltd.
ꔷ CSSC Sunrui(Luoyang)Special Equipment Co., Ltd.
ꔷ Supvan Technology (Beijing) Co., Ltd.
ꔷ Shenzhen Kaiconn Innovative Technology Co. , Ltd.
ꔷ Aumiwalker Technology Co.,Ltd.
ꔷ Shenzhen Chuanshang Technology Co.,Ltd
ꔷ Inrico Technologies Co., Ltd.
ꔷ Liangjian Intelligent Technology Co., Ltd.
ꔷ Shenzhen Yulong Mobile Internet Co., Ltd.
ꔷ Anhui Xingyu Track Equipment Co., Ltd.
ꔷ China High Speed Railway Technology Co., Ltd.
ꔷ Shandong Zhiwo Rail Traffic Equipment Co.,Ltd.
ꔷ Zhong Yi Hui Cheng (Beijing) Technology Co., Ltd.
ꔷ Beijing Guoxin Halosee Technology Co., Ltd.
ꔷ Shenzhen Ocean's King Lighting Engineering Co., Ltd.
ꔷ Zhejiang Dali Technology Co., Ltd.
ꔷ RLT Rail Technology Co., Ltd.
ꔷ Tianjin Weijin Revolving Door Co., Ltd.
ꔷ Shenzhen Still Lighting Co., Ltd.
ꔷ North One Rail Transit Rail Technology (Liaoning) Co., Ltd.
ꔷ Shenyang Lubang Railway Maintenance Machinery Co., Ltd.
ꔷ Sichuan Central Inspection Technology Inc.
ꔷ Jinan Heng Rui Jin Testing Machine Co., Ltd.
ꔷ Beijing Luanda Technology Co., Ltd.
ꔷ BOKE Threaded Inserts (Dongguan) Co., Ltd.
ꔷ Fuzhou Fuguang Electronics Co., Ltd.
ꔷ Huangshan Xinghe Robot Co., Ltd.
ꔷ Jinzhou Tieqiang Railway Equipment Co., Ltd.
ꔷ Xiangyang Haite Measurement and Control Technology Co., Ltd.
ꔷ Hubei MIRAN Technology Co., Ltd.
ꔷ Liaoning Yanhangshi Industrial Co.,Ltd.
ꔷ Beijing Longbo Yufeng Technology Co., Ltd.
ꔷ Shandong Runda Rail Transit Equipment Technology Co., Ltd.
ꔷ Mageba (Shanghai) Bridge Products Co., Ltd.
ꔷ Zhuzhou Xuyang Electromechanical Technology Development Co., Ltd.
ꔷ Beijing Flux Equipment Manufacturing Co., Ltd.
ꔷ Beijing Julong Technology Development Co., Ltd.
ꔷ Beijing Longn Hardware Tools Co., Ltd.
ꔷ Cangzhou Shunfa Grinding Wheel Manufacture Co., Ltd.
ꔷ Xiangyang Lianjie Mechanical ＆ Electrical Co.,Ltd.
ꔷ Anhui Huirui Orbital Smart Equipment Co., Ltd.
ꔷ Zhejiang BaoSheng Railway New Materials Technology Co., Ltd.
ꔷ Wuhan Hirail Profiling Technology Co., Ltd.
ꔷ Hubei Rolleader Technology Co., Ltd.
ꔷ Shantou Institute of Ultrasonic Instruments Co., Ltd.
ꔷ Guangdong Goworld Co., Ltd., Ultrasonic Instrument Branch
ꔷ Hikoki Power Tools (Shanghai) Co., Ltd.
ꔷ Jinzhou Tiegong Railway Maintenance Machinery Co., Ltd.
ꔷ Guan Xintong Signal Technology Co., Ltd.
ꔷ Huawei Technologies Co., Ltd.
ꔷ Hitachi Nico Transmission Co., Ltd.
ꔷ Wabtec Transportation Systems Co., Ltd.
ꔷ Faiveley Transport Systems Technology (Beijing) Co., Ltd.
ꔷ Qingdao Faille SRI Rail Brake Co., Ltd.
ꔷ Faiveley Transport Metro Technology (Shanghai) Co., Ltd.
ꔷ Hunan Times Wabtec Transportation Equipment Co., Ltd.
ꔷ Shijiazhuang Jiaxiang Prec-Mach Co., Ltd.
ꔷ Beijing Wabtec Huaxia Technology Co., Ltd.
ꔷ Annax (Suzhou) Rail Systems Co., Ltd.
ꔷ Wabtec (Tianjin) Electrification Technology Co., Ltd.
ꔷ Zhongshan Mors Smitt Relay Ltd.
ꔷ Changzhou CRRC Wabtec Diesel Engine Co., Ltd.
ꔷ Shenyang Wabtec Brake Technology Co., Ltd.
ꔷ Datong Faiveley Railway Equipment Vehicle Co., Ltd.
ꔷ Huatie Wabtec Faiveley (Qingdao)Transport Equipment Co., Ltd.
ꔷ MTC (Suzhou) Rubber-Metal Co., Ltd.
ꔷ Dörken MKS-Systems (Shanghai) Co., Ltd.
ꔷ China Railway Shanhaiguan Bridge Group Co., Ltd. (CRSBG)
ꔷ Beijing Tianze Electric Power Group
ꔷ Cincon Electronics Co., Ltd.
ꔷ Wirthwein Fastening Systems (Kunshan) Co., Ltd.
ꔷ Shanghai Noris-Sibo Automation Co., Ltd.
ꔷ WISKA Electric Systems (Shanghai) Co., Ltd.
ꔷ Vossloh Fastening Systems (China) Co., Ltd.
ꔷ Chongqing Yuhong Railway Vehicles Products Co., Ltd.
ꔷ Suma Information Industry Co.,Ltd.
ꔷ Attachments Manufacturing Co., Ltd.
ꔷ LEM Electronics (China) Co., Ltd.
ꔷ HARTING (Zhuhai) Sales Limited
ꔷ Voith Turbo Power Transmission (Shanghai) Co., Ltd.
ꔷ MORNSUN Guangzhou Science & Technology Co., Ltd.
ꔷ Fraenkische Pipe-Systems (Shanghai) Co., Ltd.
ꔷ HEICO Fastening Technology (Jiangsu) Co., Ltd.
ꔷ Henan Qiangli Machinery Co., Ltd.
ꔷ Techtronic Trading (Shanghai) Limited
ꔷ Ranger Enterprise (Shanghai) Co., Ltd.
ꔷ International Union of Railways
ꔷ Beijing HomeVic S&T Development Co., Ltd.
ꔷ Zhenjiang Lanjian Electronics Co., Ltd.
ꔷ Jinan Lizhi Testing System Co., Ltd.
ꔷ Shenzhen Y&D Electronics Information Co., Ltd.
ꔷ Zhejiang Xinxing Tools Co., Ltd.
ꔷ Beijing LDXJ Electronic Technology Co., Ltd.
ꔷ Beijing BOLECA Mechanics and Electronics Technology Co., Ltd.
ꔷ Jront Control Technology Co., Ltd.
ꔷ Changsha Intelligent Driving Institute
ꔷ Wuxi CRE Energy Technology Co., Ltd.
ꔷ Zhejiang Yicheng Technology Co., Ltd.
ꔷ Camco (Shanghai) Technologies Co., Ltd.
ꔷ Shenyang Yuancheng Friction Material Co., Ltd.
ꔷ Xinli Tongchuang (Tianjin) Electronic Equipment Co., Ltd.
ꔷ Suzhou Fangke Industrial Co.,Ltd.
ꔷ Jiangsu Dongcheng Power Tools Co., Ltd.
ꔷ Hefei Hemei Electronic Technology Co., Ltd.
ꔷ Amphenol PCD Shenzhen Co., Ltd.
ꔷ Guan Zun Hao Rail Technical (Shanghai) Co. , Ltd.
ꔷ Shanghai Allpass Railway Equipment Co., Ltd.
