1. State Key Laboratory of Rail Traffic Control & Safety No. 3 Shangyuancun, Haidian District Beijing China
2. Beijing Research Center of Urban Traffic Information Sensing and Service Technologies No.3 Shangyuancun, Haidian District Beijing China
3. School of Traffic and Transportation Beijing Jiaotong University No .3 Shangyuancun, Haidian District Beijing China
4. Beijing Mass Transit Railway Operation Corporation Ltd. Beijing China
5. Operation Headquarters Guangzhou Metro Group Guangdong China