Zhang Ning, associate professor, master supervisor,doctor of Technical Science. His research fields include:urban rail transit (URT) pricing strategy, URT automatic informationengineering, URT passenger flow forecast & analysis, URT operationmanagement and so on. He has successively undertaken more than 10 majorengineering projects in cities, such as Nanjing, Suzhou, Wuxi, Xuzhou and soon. He has published more than 70 relevant papers and has won several nationalinvention patents.