The TRS client is designed to be operated entirely using the keyboard for maximum efficiency.
The TRS client can perform many operations related to the sale of China Railway tickets, including but not limited to: TRS requires several peripherals to provide its full functionality.
A device with a green "confirm" button and a red "cancel" button (marked in Chinese) may be provided to the customer, requiring them to perform an action to confirm or cancel a transaction.
The TRS client must be connected to China Railway's intranet to function.
These retailers use a VPN to connect to China Railway's intranet, allowing them to use TRS, and will charge customers a 5 yuan service fee per ticket.