Passengers line up to borad a train at Fuyang West Railway Station in east China's Anhui Province, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Photo by Lu Qijian/Xinhua)

Passengers are going to borad a train at Fuyang West Railway Station in east China's Anhui Province, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Photo by Lu Qijian/Xinhua)

Passengers line up to board a train at Fuyang West Railway Station in east China's Anhui Province, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Photo by Lu Qijian/Xinhua)

Passengers wait at Nanning East Railway Station in Nanning, south China's Guangxi Zhuang Autonomous Region, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Lu Boan)

Passengers go through ticket barriers at Nanning East Railway Station in Nanning, south China's Guangxi Zhuang Autonomous Region, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Lu Boan)

Passengers go through ticket barriers at Fuyang West Railway Station in east China's Anhui Province, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Photo by Lu Qijian/Xinhua)

Passengers board a train at Urumqi Railway Station in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Ding Lei)

Passengers are pictured at Urumqi Railway Station in Urumqi, northwest China's Xinjiang Uygur Autonomous Region, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Ding Lei)

Passengers walk into Shapingba Railway Station in southwest China's Chongqing, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Wang Quanchao)

This photo taken on Jan. 27, 2023 shows a view of the waiting hall at Shanghai Hongqiao Railway Station in east China's Shanghai. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Wang Xiang)

A staff member guides passengers at Shanghai Hongqiao Railway Station in east China's Shanghai, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Wang Xiang)

Passengers exit through ticket barriers at Beijing West Railway Station in Beijing, capital of China, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Ren Chao)

Passengers walk on a platform of Beijing West Railway Station in Beijing, capital of China, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Ren Chao)

A passenger puts his luggage on the overhead shelf on a Train at Shapingba Railway Station in southwest China's Chongqing, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Wang Quanchao)

Passengers wait at Nanning East Railway Station in Nanning, south China's Guangxi Zhuang Autonomous Region, Jan. 27, 2023. Railway stations, highways and airports across China are bracing for a fresh travel peak as a growing number of travelers hit the road and return to work after a week-long Spring Festival holiday which ends on Friday. (Xinhua/Lu Boan)