50 1 1 and 2558 sets of running cars, 15 cars are hard seats, that is, ordinary cars.

50 1 1 grouping:

0 1 the hard-seat car has no air conditioning.

Hard sleeper cars are generally air-conditioned.

Hard sleeper cars are generally air-conditioned.

Hard sleeper cars are generally air-conditioned.

There is no air conditioning in the hard sleeper.

There is no air conditioning in the hard sleeper.

Hard sleeper cars are generally air-conditioned.

There is no air conditioning in the hard sleeper compartment.

Hard sleeper cars are generally air-conditioned.

10 hard-seat car has no air conditioning.

1 1 The soft-seat car has no air conditioning.

12 The dining car has no air conditioning.

13 hard-seat car has no air conditioning.

14 hard-seat car has no air conditioning.

15 hard-seat car has no air conditioning.

16 hard-seat car has no air conditioning.

17 hard-seat car has no air conditioning.

18 baggage car has no air conditioning.