Travelers walk out an exit at Nanjing Railway Station in Nanjing, east China's Jiangsu Province, Oct. 5, 2023.

Travelers arrive at Suzhou Station in Suzhou, east China's Jiangsu Province, Oct. 5, 2023.

Travelers wait to board a train at Taizhou Station in Taizhou, east China's Jiangsu Province, Oct. 5, 2023.

This aerial photo taken on Oct. 5, 2023 shows the returning vehicles on the Sutong Bridge in east China's Jiangsu Province.