Passengers go through security check at Hohhot East Railway Station in Hohhot, north China's Inner Mongolia Autonomous Region, Oct. 7, 2026. As the National Day holiday is drawing to a close, return travel flows increase across the country. (Xinhua/Li Zhipeng)

　　A bullet train runs in the urban area of Kunming, southwest China's Yunnan Province, Oct. 7, 2026. As the National Day holiday is drawing to a close, return travel flows increase across the country. (Photo by Zheng Yi/Xinhua)

　　A volunteer (R) helps a passenger at Hohhot East Railway Station in Hohhot, north China's Inner Mongolia Autonomous Region, Oct. 7, 2026. As the National Day holiday is drawing to a close, return travel flows increase across the country. (Xinhua/Li Zhipeng)

　　Passengers are seen at the waiting hall of Tianjin West Railway Station in north China's Tianjin, Oct. 7, 2026. As the National Day holiday is drawing to a close, return travel flows increase across the country. (Xinhua/Zhao Zishuo)

　　Arriving passengers are pictured at Nanjing Railway Station in Nanjing, east China's Jiangsu Province, Oct. 7, 2026. As the National Day holiday is drawing to a close, return travel flows increase across the country. (Photo by Su Yang/Xinhua)