The total length is about 21.8 kilometers, with 15 stations.
On the morning of September 28, 2025, the southern section of Tianjin Metro Line 7 (Saida Road Station - Drum Tower Station) commenced initial operation.
The southern section of Tianjin Metro Line 7 consists of 15 stations: Saida Road Station, Lubei Road Station, Hongyuan Road Station, Xinghua Road Station, Zhangdaokou Station, Meijiang Convention and Exhibition Center South Station, Wanglanzhuang Station, Lijiang Road Station, Cancer Hospital Station, Tian Ta Station, Nankai University Balitai Station, Tianjin University Liulitai Station, Haiguang Temple Station, Fuan Street Station, Drum Tower Station, with a newly constructed length of 21.82 kilometers.
The total length is about 62.4 kilometers, with 15 stations.
The econd phase of Line 13 is 8.3 kilometers long, with a total of 4 stations; the second phase of Line 14 is 9 kilometers long, with a total of 7 stations.
The second phase of Line 16 is 9.54 kilometers long, with a total of 8 stations; the second phase of Branch Line 6 is 4.95 kilometers long, with a total of 3 stations.