Line 2 was planned to start construction at the end of 2015.[5] Built in phases, the first phase is 9.06 kilometers (5.6 mi)[2] 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.[4]
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).[6]