Line 2 (Hangzhou Metro)

Line 2 of the Hangzhou Metro is a north-south rapid transit line, connecting the downtown with the districts of Xiaoshan and Yuhang in Hangzhou.
The first phase of the line, between and stations, entered operation on 24 November 2014 after six years of construction. It was extended to on 3 July 2017, and then to on 27 December in the same year.
During the day, Automatic Train Operation is used on the line, which does not require train operators to control the speed of the train manually, however, every night between the hours of 20:30 and 22:30, operators are required to drive the train manually to ensure they still have the ability to drive the train manually in case of exceptional circumstances when ATO is not functional.