China's railways sent a total of 19.661 million passengers on the first day of the May Day holiday. The number of passengers and the number of passenger trains running reached an all-time high]. According to the National Railway Group, on the first day of the May Day holiday, railways ushered in the peak of the May Day holiday, with a total of 19.661 million passengers and 12064 passenger trains operating. The number of passengers sent in a single day and the number of passenger trains running reached an all-time high. On the second day of the holiday, 18 million passengers are expected to be transported and 11217 passenger trains are planned to operate.