The prefix K has a capacity of 1 18 people, and the number of seats ending with 4, 9 or 0 and 5 is by the window, 4 and 9 are two by the window, and 0 and 5 are three by the window. Block K with prefix 1 12 people. The number of seats ending with 8, 3 or 0, 5 is by the window, 8, 3 are two by the window, and 0, 5 are three by the window.

Generally, the mantissa of the window seat number of the T-prefix train is 0, 4, 5 and 9, and there will be two other situations in this prefix train, namely, five seats without a conductor, the quota 128 and the quota 122. The seat distribution of Z-prefix trains is basically the same as that of T-prefix and K-prefix trains, and the window seat numbers are 1, 5, 4 and 9.

Distribution law of train seats

For trains with a speed of more than 200 per hour, seat numbers are distinguished by five letters ABCDF, and seats are generally divided into business seats, first-class seats and second-class seats. The seating layout of the business seat is "2+ 1", with a row of three seats, of which AC is connected and F is single seat; The layout of first-class seats is "2+2", with four seats in a row, including AC connection and DF connection.

The layout of hard seats is "3+2", with five positions in a row, that is, three seats on one side are connected and two seats on the other side are connected. The position near the window may be numbers with mantissas of 0, 4, 5 and 9, and numbers with mantissas of 3, 4, 8 and 9.