BEIJING, Oct. 9 (Xinhua) -- China's railway passenger flow surged during the 10-day travel rush for the National Day holiday, data from China State Railway Group Co., Ltd. (China Railway) showed Wednesday.

From Sept. 29 to Oct. 8, a total of 177 million railway passenger trips were made nationwide, said China Railway.

The average daily number of railway passenger trips reached about 17.74 million, it added.

On Oct. 1, the number of passenger trips served by China's railways reached about 21.45 million, a new record high for single-day passenger traffic, according to China Railway.

During the holiday, the railway passenger flow was sustained at a high level and an average of 12,237 passenger trains were operated daily, hitting a record high, it said.