Line 4 of the Nanning Metro is a rapid transit line in Nanning. Consutruction started on June 30, 2016, and the line opened on 23 November 2020. The line is 24.6 km long with 18 stations.
Operating hours: 6:30-23:00 from Sunday to Thursday, will be extended to 24:00 on Fridays and Saturdays. At normal time, the train interval is 8 minutes. At peak hours on weekdays (7:30-9:00, 17:30-19:30), the train interval are 5 minutes. On weekends, the peak is flat all day, and the driving interval is 7 minutes.