People play on the giant frisbee during Spring Festival holiday celebrating Chinese Lunar New Year of the Dog at Happy Valley in Beijing, China February 18, 2018. (Photo by Jason Lee/Reuters)





Aerial view of villagers eat and enjoy an art performance together at Anzhou District on February 11, 2018 in Mianyang, Sichuan Province of China. “Two thousand people feast” is held for villagers from 17 village groups to strengthen community bonds and celebrate new year. (Photo by VCG/VCG via Getty Images)





China Railway High-speed Harmony bullet trains are seen at a high-speed train maintenance base, as the Spring Festival travel rush begins, in Wuhan, Hubei province, China February 1, 2018. (Photo by Darley Shen/Reuters)





This photo taken on February 10, 2018 shows passengers travelling on a crowded train during the 26- hour journey from Beijing to Chengdu, in Shijiazhuang, as they head home ahead of the Lunar New Year. China is in the midst of its annual travel rush as millions head to their hometowns to enjoy a week- long holiday. The Lunar New Year begins on February 16, and authorities expect more than 390 million train trips to take place between February 1 and March 12. (Photo by Fred Dufour/AFP Photo)





This photo taken on February 10, 2018 shows passengers sitting on a crowded train as it leaves Beijing for the 26- hour journey to Chengdu ahead of the Lunar New Year. China is in the midst of its annual travel rush as millions head to their hometowns to enjoy a week- long holiday. The Lunar New Year begins on February 16, and authorities expect more than 390 million train trips to take place between February 1 and March 12. (Photo by Fred Dufour/AFP Photo)





A woman trims the hair of her dog Niuniu along a street in Shanghai on February 14, 2018 ahead of the Lunar New Year. The Lunar New Year will be celebrated on February 16 across much of Asia, and marks the start of the Year of the Dog. (Photo by Johannes Eisele/AFP Photo)





A young girl plays on the glass bottom platform of the Oriental Pear TV Tower as she travels with her family on the second day of the Chinese Lunar New Year holiday, also known as Spring Festival, in Shanghai, China on February 18, 2018. Some 287 million tourists travelled in China during the first four days of the week-long Chinese Lunar New Year holiday, up 11.1 percent from the same period last year, new data showed Sunday (18 February 2018). Tourism revenue rose 11.6 percent to 352.7 billion yuan (55.61 billion U.S. dollars) in the four days, the China National Tourism Administration (CNTA) said. On Sunday alone, some 73 million tourist trips were made across the country, up 15.3 percent, while tourism revenue rose 16.6 percent to 94.4 billion yuan. (Photo by Imaginechina/Rex Features/Shutterstock)





Women of the Miao ethnic group take part in a piglet catching competition in Leishan county, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou province, China February 3, 2018. (Photo by Reuters/China Stringer Network)





Miao married women catch piglet during a contest at Getou Village on February 3, 2018 in Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Province of China. Miao married women wearing blindfolds took part in a catching piglet contest during the celebrations of Miao New Year in Qiandongnan, Guizhou. (Photo by VCG/VCG via Getty Images)





Chinese artists in Peking Opera style costumes wait to perform during the Spring Festival celebrations at Longtan Park in Beijing, China, 19 February 2018. China continues to celebrate the annual Spring Festival holiday or Chinese Lunar New Year, the Year of the Dog, which began on 16 February 2018 and ends on 04 February 2019. (Photo by Roman Pilipey/EPA/EFE)





A woman collects cardboard on a street in Hong Kong, China September 15, 2017. (Photo by Bobby Yip/Reuters)





Villagers prepare a meal after slaughtering pigs, during a celebration ahead of the Lunar Chinese New Year, in Anshun, Guizhou province, China January 15, 2018. (Photo by Reuters/China Stringer Network)





Aerial view of abandoned shared bikes, mostly Xiaoming bikes, piled up at an open space of Haizhu District on February 7, 2018 in Guangzhou, Guangdong Province of China. Workers use black cloth to cover them up. (Photo by VCG/VCG via Getty Images)





Tonnes of waste paper to be shipped to mainland China are piled up at a dock in Hong Kong, China September 15, 2017. (Photo by Bobby Yip/Reuters)





A child holds Spring Festival decorations at a market ahead of the Chinese Lunar New Year in Hefei, Anhui province, China February 3, 2018. (Photo by Reuters/China Stringer Network)





Local craftsman Slanbek, 63, tests traditional horse-hide skis outside his house on the outskirts of Altay, Xinjiang Uighur Autonomous Region, China, January 25, 2018. (Photo by Jason Lee/Reuters)





Local villager Yonghong makes buttered tea inside her log cabin in Khom village of Altay, Xinjiang Uighur Autonomous Region, China, January 27, 2018. (Photo by Jason Lee/Reuters)





Villagers dressed up as local mountain gods walk around to give good wishes during a celebration event for Chinese Lunar New Year in a Miao village in Liuzhou, Guangxi Zhuang Autonomous Region, China, February 18, 2018. (Photo by Reuters/China Stringer Network)





Tourists ride camels as they visit the snow-covered desert at Mingsha Shan in Dunhuang, Gansu province, China January 29, 2018. (Photo by Reuters/China Stringer Network)





A Chinese man dressed with a traditional costume, poses during a wedding performance as part of the She Huo festival, to celebrate the Lunar New Year, marking the Year of the Dog, in Hancheng, Shaanxi province, on February 16, 2018. The Lunar New Year falls on February 16 this year, with celebrations in China scheduled to last for a week. She Huo festival, celebrated in the northwestern China, is a festival dedicated to the gods of earth and fire. “She” literally means “God of Earth” and huo means “God of Fire”. (Photo by Fred Dufour/AFP Photo)