There will be signs at the entrance of the platform to find the corresponding train platform, and then there will be signs to show the compartment spacing. In which section, the passenger's car will enter from this corresponding entrance. When you go in, you will find their corresponding carriage, which will be marked with numbers. When they get on the bus from this place, the staff will check the passengers' tickets again and get on the bus after the inspection.
When you get on the bus, sit down accordingly. The seat number will be displayed on the wall of the train, and you can find your seat according to this seat number. If it is a sleeper, the same is true. Find the bed and berth number (upper middle berth and lower berth) according to the ticket. If there is no seat, you can only sit in the corresponding carriage for the whole journey.
On the train, the flight attendant will check the ticket, prepare the ID card and train ticket, and accept the inspection. Every time the train arrives at a station, the announcer and staff will inform the station in advance. When you arrive at the station by train, get ready and don't miss the station.
When you get off the bus, there will be a sign showing where the exit is. If you find the exit, you can leave the station. Some stations will check in at the exit, prepare the tickets and leave the station after checking the tickets.