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T151 T152 Beijing West - Xining all 25K, this car is in-line, the toilet and the outside world are direct, because the bottom of the car is the same, this is the same as the whole eggplant hole column, in order to protect the health of the station area, so the station closed toilet.
There are toilets at the junction of the two carriages, which is easy to find.
Train 2537 (Beijing-Tonghua) will be upgraded to K429 K430 after April 18 >>>More
There are toilets at both ends of each carriage, pro.
Wait, there's no way, that's how the train is, it's up to you to hold back, or just see where no one is there to solve it or stick to the station.
Except for the new EMU, toilet excrement is directly discharged to the train track, so it is forbidden for trains to go to the toilet when entering the city.