The process of taking the high-speed train from Guangzhou South Railway Station to Changsha is as follows: Arrive at the first floor of Guangzhou South Railway Station, about 10 meters from the entrance, show the nucleic acid test report within 48 hours to the staff with the scanning place code, take the temperature, brush the ticket purchase certificate at the entrance, then take the elevator to the third floor, carry out baggage and personnel security check, and then arrive at the waiting hall. When the announcement is made, go to the corresponding ticket gate to check in and get on the bus.