1. Walk about 80 meters from tianjin polytechnic university and arrive at Tianjin No.7 Middle School Station.

2. Take the 87 1 section, and after 9 stops, arrive at Tianjin Kaijiang Li Nan Station.

Stop for 3 minutes at the earliest, watch fewer people and have fewer traffic lights; The medium-speed train stops for about 5 minutes, and people who are crazy during the rush hour can't get through the door. In the worst case, it is not impossible to stop at 10 minutes. For example, the driver suddenly stops to go to the toilet, or stops for dinner, or there is a traffic jam ... Take a bus trip, be calm, there is no fastest, and it is the fastest to reserve time for yourself in advance.