The dining car of the train is usually in the car No.8 to 10, of which the car No.9 is the most common. Dining car mainly provides catering services for long-distance passengers, usually with 12 tables and 48 seats. Closed during non-meal hours, kept clean and tidy, and no seatless passengers are allowed to occupy it for a long time. The equipment in the dining car includes refrigerator, freezer, stove, oven, boiler, coal box, sink, cupboard, storage box and so on. In addition, the train seats usually adopt the "3+2" layout, with 5 seats in each row, and the seat numbers are sorted by Arabic numerals. The mantissas of window seats are 0, 4, 5 and 9 (of which No.65438 +0 is also a window seat), and the mantissas of aisle seats are 3, 4, 8 and 9 (of which No.65438 +0, 3 and 5 are also a window seat).