Visitors ride camels in the Crescent Spring and Singing Sand Dune scenic site of Dunhuang, northwest China's Gansu Province, on Feb. 1, 2017. China's tourism industry raked in 423.3 billion yuan (61.7 billion U.S. dollars) in revenue during the Lunar New Year holiday. The volume marked a year-on-year increase of 15.9 percent, according to calculations by the China National Tourism Administration. During the seven-day holiday, which ends on Thursday, some 344 million visitor trips were made, up 13.8 percent from the same period last year. (Xinhua/Zhang Xiaoliang)