BEIJING -?As the three-day International Labor Day holiday begins in China, a record number of 8.2 million passengers traveled by train on Sunday, China's Ministry of Railways said.

In response to the surge in passengers, the ministry arranged 303 extra trains on Sunday to provide sufficient transport capacity.

The ministry on Friday predicted that the country's railway network will carry around 31.1 million passengers during the holiday.

This year's International Labor Day holiday runs from Sunday to Tuesday.