Chief conductor Huang Lijun (L, front) helps passengers buy ticket on a train from Xianmen Railway Station to Wuyishan East Railway Station, Feb 1, 2018. The 2018 Spring Festival travel rush, known as the Chunyun, started on Feb 1 and will last till March 12. About 2.98 billion trips are expected to be made during the Chunyun. The Spring Festival, or Chinese Lunar New Year, falls on Feb 16 this year. [Photo/Xinhua]

People ride a motorcycle on a road in Jinjiang, Southeast China’s Fujian province, Feb 1, 2018. The 2018 Spring Festival travel rush, known as the Chunyun, started on Feb 1 and will last till March 12. About 2.98 billion trips are expected to be made during the Chunyun. The Spring Festival, or Chinese Lunar New Year, falls on Feb 16 this year. [Photo/Xinhua]

Passengers experience an entertainment carriage of a train from Lanzhou to Yaodu, in Lanzhou, capital of Northwest China’s Gansu province, Feb 1, 2018. The 2018 Spring Festival travel rush, known as the Chunyun, started on Feb 1 and will last till March 12. About 2.98 billion trips are expected to be made during the Chunyun. The Spring Festival, or Chinese Lunar New Year, falls on Feb 16 this year. [Photo/Xinhua]

Passengers are seen at Xinhaigang wharf in Haikou, South China’s Hainan province, Feb 1, 2018. The 2018 Spring Festival travel rush, known as the Chunyun, started on Feb 1 and will last till March 12. About 2.98 billion trips are expected to be made during the Chunyun. The Spring Festival, or Chinese Lunar New Year, falls on Feb 16 this year.[Photo/Xinhua]

A police officer displays prohibited items at the station hall of Nanchang Railway Station, in Nanchang, capital of East China’s Jiangxi province, Feb 1, 2018. The 2018 Spring Festival travel rush, known as the Chunyun, started on Feb 1 and will last till March 12. About 2.98 billion trips are expected to be made during the Chunyun. The Spring Festival, or Chinese Lunar New Year, falls on Feb 16 this year. [Photo/Xinhua]