Line 4 is an east–west line on the Nanjing Metro, running from to . It consists of 18 stations and spans a total of . The line color is purple, and it first opened on January 18, 2017.
Opening timeline SegmentCommencementLengthStation(s)Name Longjiang — Xianlinhu January 18, 2017 18 Phase 1
Station list
Service routes Station name Connections Distance Location Pukou (air shaft)（风井）Jianye●● --- 0.000 Gulou●● 1.574 1.574●● 1.828 3.402●● 0.821 4.223Gulou / Xuanwu●● 1.359 5.582 Xuanwu●● 0.807 6.389●● 1.391 7.780●● 2.018 9.798●● 1.128 10.926●● 2.749 13.675●● 2.569 16.244●● 2.564 18.808 Qixia●● 3.233 22.041●● 1.187 23.228Jiangning●● 1.938 25.166● 2.454 27.620 Qixia● 2.185 29.805● 3.212 33.017
Future plans The second phase of the line will extended it to Zhenzhuquandong station.南京地铁4号线二期工程环境影响评价第二次公示 （公示简本 ）. 江苏环保公众网. 2018-6-28. [2018-6-28]南京地铁4号线二期工程环境影响评价第二次公示（重新） （公示全本 ）. 江苏环保公众网. 2019-2-19. [2019-3-9] A further extension to Yujiaying is under planning.
References
External links Line 4 on the official Nanjing Metro website (includes route map)