The winter operation time of Zhengzhou Metro is * * from 6: 30 am to 6: 30 pm 1 1:30 * *. Since February 5th, Zhengzhou subway network has resumed normal operation and service hours. The service hours of 1, 2, 3, 4 and 5 lines are from 6:00 to 23:00, and those of Line 6, Suburban Line and 14 line are from 6:00 to 22:00.