During the Spring Festival holiday from January 22 to 28, 31.3 million people traveled by train in China, down by 2.85 percent against last year, according to the Ministry of Railway.

A total of 31.97 million train tickets were sold, 20.3 percent of which were sold through the official ticket selling website or by telephone.

The country's national train ticket website (www.12306.cn) received more than 1 billion hits daily from January 1 to 7, according to the vice-minister of railways Hu Yadong.

The Spring Festival is the most important traditional Chinese festival for family reunions