Line 2 was planned to start construction at the end of 2015. Built in phases, the first phase is 9.06 kilometers (5.6 mi) with 9 stations. It will run from Yanbai Bridge to Dongfanghong Square, all within Chengguan District. The line have 2 transfer stations to Line 1, at Wulipu station and Dongfanghong Square station. The line commenced operations on 29 June 2023.
In December 2017, tunnel boring for the second line commenced. The tunnel will be at depths between 6.3 metres (20 ft 8 in) and 16.8 metres (55 ft 1 in).