A pedicab driver rests under a blanket as he waits for tourists on a cold day in Beijing, Wednesday, January 3, 2018. Once a common sight around China's capital, rickshaws have dwindled to a small number of government-licensed drivers who operate in tourist areas. (Photo by Mark Schiefelbein/AP Photo)





A winter swimmer takes photo with tourists at Ice and Snow World park on January 4 2018 in Harbin, China. The Ice and Snow World Park will host the 34th Harbin International Ice and Snow Sculpture Festival from Jan. 5 until the end of February. (Photo by Tao Zhang/Getty Images)





Women make toast during a folk fair to celebrate traditional New Year festival of the Dong ethnic group in Rongjiang County, southwest China's Guizhou Province, January 18, 2018. (Photo by Dai Tianfang/Xinhua/Barcroft Images)





A winter swimmer plunges into SongHua River to mark The upcoming New Year on December 24, 2017 in Harbin, China. (Photo by Tao Zhang/Getty Images)





Chinese newlywed couples walk together during a collective wedding ceremony at the 34th Harbin International Ice and Snow Festival in Harbin, China's northeastern Heilongjiang province, 08 January 2018. As many as 34 couples from Beijing and China's 13 provinces participated in this collective wedding ceremony, which is part of the Harbin international ice and snow festival events. (Photo by Wu Hong/EPA/EFE)





The photovoltaic road is under test on December 28, 2017 in Jinan, Shandong Province of China. World's first photovoltaic road has been finished construction and put into test run on Thursday in Jinan. The 2-kilometer-long photovoltaic road is built 1 kilometer east to the Jinan south toll station, and the electric it generates will be delivered to the nearby small power stations. The road with transparent concrete on top can bear the weight of small vehicles and medium trucks. (Photo by VCG/VCG via Getty Images)





A woman takes a selfie before the opening of the annual Harbin Ice and Snow Sculpture Festival in Harbin in China's northeast Heilongjiang province on January 5, 2018. The festival attracts hundreds of thousands of visitors annually. (Photo by Greg Baker/AFP Photo)





Pet dogs and staff members wait to watch a movie in a cinema for dogs at Cute Beast Pet Resort in Beijing, China December 22, 2017. (Photo by Jason Lee/Reuters)





Faithful from a Catholic church take part in a Christmas parade in Shanghai, China December 24, 2017. (Photo by Aly Song/Reuters)





Visitors walk on the newly opened 488-metre-long glass suspension bridge at Hongyagu attraction in Pingshan, Hebei province, China on December 28, 2017. (Photo by Zhang Haiqiang/Reuters)





A Beijing Opera performer prepares for a countdown event celebrating the new year at Yongdingmen Gate in Beijing, China, December 31, 2017. (Photo by Jason Lee/Reuters)





Wheelchair-bound Lai Chi-wai climbs the Lion Rock in Hong Kong, China December 9, 2016. (Photo by Wong Wai-kin/Reuters)





Tricycles carrying electronic waste are seen at the government-sponsored recycling park in the township of Guiyu, Guangdong Province, China January 12, 2018. Picture taken January 12, 2018. (Photo by Aly Song/Reuters)





Monitors about to be recycled are seen in a warehouse at the government-sponsored recycling park in the township of Guiyu, Guangdong Province, China January 12, 2018. (Photo by Aly Song/Reuters)





A woman rides a vehicle amid snow in Bozhou, Anhui province, China January 25, 2018. (Photo by Reuters/China Daily)





A robot inspects power equipment at an electrical substation in Chuzhou, Anhui province, China January 25, 2018. (Photo by Reuters/China Stringer Network)





Chinese men pull tourists on a dog sleds on the frozen Songhua River in Harbin city, Heilongjiang province, China, January 4, 2018. (Photo by Wu Hong/EPA/EFE/Rex Features/Shutterstock)





A worker removes ice in a canal in a park at the Old Summer Palace in Beijing, China December 27, 2017. (Photo by Thomas Peter/Reuters)





A woman wears a mask with a cat pattern as she walks a long a road in Beijing on January 15, 2018. (Photo by Wang Zhao/AFP Photo)





Chinese children look up at Christmas themed displays at a shopping mall during Christmas eve in Beijing, China, Sunday, December 24, 2017. Retailers looking for a year end boost in sales find an opportunity in the younger generation's willingness to embrace the western gift giving tradition of Christmas which is not customarily celebrated in China. (Photo by Ng Han Guan/AP Photo)





Performers wait to go on stage at a countdown event marking the arrival of the New Year in Beijing on December 31, 2017. (Photo by Greg Baker/AFP Photo)





A woman wearing a Santa hat dives into a partly frozen lake in Shenyang in China's northeastern Liaoning province on December 25, 2017. (Photo by AFP Photo/Stringer)





Visitors watch dinosaur models at Haitang Bay Rice Paddy Park on January 24, 2018 in Sanya, Hainan Province of China. The Haitang Bay Rice Paddy Park featuring 323 full-size dinosaur models was officially opened to the public on Thursday. (Photo by Yin Haiming/China News Service/VCG via Getty Images)