Spring Festival travel rush kicks off(1/4)

Crew members pose for a group photo in front of Train G6737, the first batch of trains of Spring Festival travel rush, at the Beijing West Railway Station in Beijing, Capital of China, Jan. 17, 2022. During the 40-day travel rush, also known as chunyun, many Chinese people will travel to meet their families for the Chinese Lunar New Year, or Spring Festival, which will fall on Feb. 1, 2022. (Photo: China News Service/Zhai Tianyong)

Crew members welcome passengers to board Train G6737 at Beijing West Railway Station, Jan. 17, 2022. (Photo: China News Service/Zhai Tianyong)

Bullet trains wait for maintenance at a train depot in Wuhan, central China's Hubei Province, Jan. 16, 2022. (Photo: China News Service/Zheng Ziyan)

Bullet trains wait for maintenance at a train depot in Wuhan, central China's Hubei Province, Jan. 16, 2022. (Photo: China News Service/Zheng Ziyan)