The photo, taken on September 11, shows passengers waiting in line to enter the Changsha South Railway Station in Changsha. According to the relevant arrangements of the State Council joint prevention and control mechanism against COVID-19, from midnight on September 10 to 24:00 on October 31, those taking railway trains are required to provide negative nucleic acid test results taken within 48 hours. Citizens are suggested to make relevant preparations in advance to ensure smooth travel. (Photo/Gu Pengbo, Hunan Daily)

Source: en.changsha.gov.cn