About 146 million Chinese people traveled during the Labor Day vacation from May 1 to 7, according to statistics from China National Tourism Administration.

The number was up 20 percent from last year's Labor Day holiday.

The administration estimated holidaymakers generated tourism industry revenue of 58.5 billion yuan (US$7.4 billion) this year, up 25.2 percent from last year. The holiday accounted for about 38.84 million hotel nights, up 24.1 percent.  Holiday flights contributed 2.43 billion yuan to the airlines and the railways reaped about 1.33 billion yuan.

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