To alleviate this headways were reduced and express services were introduced during rush hour in early 2020.

From there, the line turns and follows the 6th Ring Road south and west to Huazhuang and Universal Resort.

[5] ● Normal: Gucheng — Huanqiu Dujiaqu (Universal Resort) ● Morning rush hour: Gongzhufen — Guoyuan ● Evening rush hour: Gucheng — Guoyuan The line uses 6-car Type B rolling stock.

[16] In 2010, a CPPCC member Chen Dingwang, proposed that services on Line 1 and the Batong Line should directly link, with through operations, reducing travel times and removing the unnecessary forced transfers at Sihuidong or Sihui.

[18] However, the Beijing Subway responded that Line 1's and Batong's signal systems are completely different, so through-operation will be more difficult to achieve from an engineering standpoint.

As of 2016, preliminary design and feasibility studies are underway to allow for through operations between Line 1 and Batong.