
The stations are expected to resume operation after the renovation and construction are completed by the end of May 2026.
To support the construction of the Beijing Line 1 branch and enable through operation with Line 1, starting February 15, 2026, Beijing Subway Line 1 Gucheng Station and Babaoshan Station will be temporarily closed and suspended. Trains will turn back at Yuquanlu Station. The stations are expected to resume operation after the renovation and construction are completed by the end of May 2026. At that time, Line 1's Pingguoyuan Station will open simultaneously, enabling transfers among three lines with Line 6 and the S1 line.

Ride a non-air-conditioned conventional train with the windows open to catch the river breeze, and check off two cross-river railway bridges in one go.

After opening, the eastern section of Line 12 (University Town South to Ersha Island) will enable transfers with Line 8.

The total length is about 11 km, with 9 stations.