A waitress stands next to Christmas toy soldier decorations at a hotel in Beijing, China on December 8, 2017. (Photo by Jason Lee/Reuters)





In this November 4, 2017, photo, vendors selling photography services for tourists work near the Id Kah Mosque in Kashgar in western China's Xinjiang region. Authorities are using detentions in political indoctrination centers and data-driven surveillance to impose a digital police state in the region of Xinjiang and its Uighurs, a 10-million strong, Turkic-speaking Muslim minority Beijing fears could be influenced by extremism. (Photo by Ng Han Guan/AP Photo)





People walk past a sculpture titled “Empty Bundle” by the artist Yang Tao as a ray of sunlight hits it at an upscale shopping mall in Beijing, Wednesday, December 13, 2017. Some Chinese shopping malls use artwork displays and schedule public events in a bid to attract more customers. (Photo by Mark Schiefelbein/AP Photo)





A winter swimmer dives into the icy water of Songhua river in Songyuan, Jilin province, China December 10, 2017. (Photo by Reuters/China Stringer Network)





A man takes a nap between life-size gilded Arhan statues at Ten Thousand Buddhas Monastery in Hong Kong, China December 12, 2017. (Photo by Tyrone Siu/Reuters)





A girl walks next to Christmas decorations in a shopping mall in Beijing, China December 12, 2017. (Photo by Jason Lee/Reuters)





A man shovels coal into a tray next to an oven he uses to heat his home in his kitchen in the village of Heqiaoxiang outside of Baoding, Hebei province, China, December 5, 2017. (Photo by Thomas Peter/Reuters)





A pile of coal is seen underneath newly installed gas pipes in a courtyard in the village of Heqiaoxiang outside of Baoding, Hebei province, China, December 5, 2017. (Photo by Thomas Peter/Reuters)





A man walks through an alley between residential houses that have recently been equipped with yellow gas pipelines and meters in Shijiazhuang, Hebei province, China, December 7, 2017. (Photo by Thomas Peter/Reuters)





A man collecting recyclables pushes a bicycle past trucks that are parked outside ceramics factories in rural Gaoyi county near Shijiazhuang, Hebei province, China, December 7, 2017. (Photo by Thomas Peter/Reuters)





A man walks between the debris of demolished houses the Baiqiangzi migrant village as apartment highrises are seen in the background in Beijing, China, December 13, 2017. (Photo by Thomas Peter/Reuters)





Police pay a silent tribute during a memorial ceremony to mark the 80th anniversary of the 1937 Nanjing Massacre, on the national memorial day in Nanjing, Jiangsu province December 13, 2017. (Photo by Reuters/China Stringer Network)





A worker hangs dried fish onto poles at a processing facility on the outskirts of Hangzhou, Zhejiang province, China December 12, 2017. (Photo by Reuters/China Stringer Network)





A worker pulls a cart filled with Jinhua ham at a ham-processing facility in Jinhua, Zhejiang province, China December 18, 2017. Picture taken December 18, 2017. (Photo by William Hong/Reuters)





A worker rides a shared bicycle past piled-up shared bikes at a vacant lot in Xiamen, Fujian province, China December 13, 2017. (Photo by Reuters/China Stringer Network)





Workers process fox fur with machinery at a fur market in Chongfu, Zhejiang province, China December 14, 2017. Picture taken December 14, 2017. (Photo by William Hong/Reuters)





A motorcyclist rides amid snow in Dalian, Liaoning province, China December 16. 2017. (Photo by Reuters/China Stringer Network)





The land is covered after residents were required to move out from the low-cost dwellings near apartment blocks under construction at a village, which is mainly inhabited by migrant workers, in Tongzhou district of Beijing, China December 16, 2017. (Photo by Jason Lee/Reuters)





In this Saturday, December 9, 2017, photo, workers prepare to install fences near demolished buildings following a citywide fire safety campaign after a deadly fire which killed dozen of people in an apartment block at Xinjiancun in Daxing district in Beijing. (Photo by Gerry Shih/AP Photo)





An aerial view taken with a drone shows the construction site for the Harbin Ice and Snow World in Harbin in northeastern China's Heilongjiang province Saturday, December 16, 2017. The annual Harbin Ice Festival is a popular winter tourist site as blocks of ice are assembled into fantasy buildings lit with colored lights. (Photo by Chinatopix via AP Photo)





In this picture taken on December 13, 2017, a woman commutes on a street on a cold day in Baoding. As temperatures dipped below freezing in a northern Chinese village, a group of parka-clad women tried to stay warm as they played mahjong around a small gas stove in a grocery store. (Photo by Fred Dufour/AFP Photo)





A Chinese vendor sells Star Wars robot BB-8 shaped balloons at Shanghai Disneyland in Shanghai on December 20, 2017. (Photo by Chandan Khanna/AFP Photo)