A woman wearing a face mask to help curb the spread of the coronavirus talks on her smartphone as she walks by tree shadow cast on a truck parked on a street in Beijing, Monday, December 7, 2020. (Photo by Andy Wong/AP Photo)





People wearing face masks to help curb the spread of the coronavirus play table tennis in the morning at a public park in Beijing, Wednesday, December 9, 2020. (Photo by Andy Wong/AP Photo)





Sculptors carve a snow sculpture for the upcoming 33rd Harbin Sun Island International Snow Sculpture Art Expo on December 7, 2020 in Harbin, Heilongjiang Province of China. (Photo by VCG/VCG via Getty Images)





Workers uses picks to cut ice blocks from the frozen Songhua river in Harbin in China's northeastern Heilongjiang province on December 9, 2020, as ice is collected for the Second Harbin Ice Harvest Festival. (Photo by AFP Photo/China Stringer Network)





People wearing face masks to protect against the spread of the coronavirus shop at a local market in Hong Kong, Tuesday, December 8, 2020. Hong Kong leader Carrie Lam said social distancing measures will be tightened as cases of the coronavirus continue to surge, with a ban on nighttime dining and more businesses ordered to close. (Photo by Kin Cheung/AP Photo)





A boy draws in a booth made for visitors at the Shanghai Art Fair in Shanghai, China, 06 December 2020. The 24th edition of the Shanghai Art Fair features more than 2,000 artworks from nearly 60 galleries and art institutions from China, South Korea, Japan, and the United States. An essential part of the art fair is The SCO Children’s Art Exhibition with the theme “Carrying Forward SCO Culture and Building Shanghai Spirit Together”. (Photo by Alex Plavevski/EPA/EFE)





People wearing protective masks walk at a street market almost a year after the start of the coronavirus disease (COVID-19) outbreak, in Wuhan, Hubei province, China on December 7, 2020. (Photo by Aly Song/Reuters)





Vendors selling swimming accessories walk on Sanya Bay beach in Sanya, Hainan province, China on November 26, 2020. (Photo by Tingshu Wang/Reuters)





People dance at a park almost a year after the global outbreak of the coronavirus disease (COVID-19) in Wuhan, Hubei province, China on December 7, 2020. (Photo by Aly Song/Reuters)





Wang Liutai demonstrates “Iron Crotch Kungfu” at his martial arts academy in Juntun village of Luoyang, Henan province, China on December 5, 2020. (Photo by Martin Pollard/Reuters)





Liu Yuxuan, 22, a student, puts on his make-up at a restroom in a shopping mall in Shanghai, China, December 3, 2020. (Photo by Aly Song/Reuters)





Racing pigeons are released from cages on the back of a truck for a 1000 km race in Langfang, Hebei province, China on November 20, 2020. Picture taken November 20, 2020. Eight thousand of the birds were released into the winter sky in northern Hebei province, one of the many long-distance races holding out a promise of fame and fortune. (Photo by Aly Song/Reuters)





Pigeon owner Yu Yuguang, 57, blows a whistle as he feeds his racing pigeons in his pigeon loft in Shanghai, China on November 22, 2020. In China, where pigeon racing has a long history, economic development has allowed the sport to spread beyond the ultra-wealthy. Today, thousands of pigeon fanciers are pouring their time and money into breeding champion hopefuls. (Photo by Aly Song/Reuters)





A man looks at racing pigeons to be sold at an auction organized by a pigeon racing club in Beijing, China on November 27, 2020. (Photo by Thomas Peter/Reuters)





A man holding a cage arrives at a registration centre to sign up racing pigeons for a 1000 km race from Langfang, in Shanghai, China on November 17, 2020. (Photo by Aly Song/Reuters)





Men look at a racing pigeon during an auction organized by a pigeon racing club in Beijing, China on November 27, 2020. Pigeons have been raised in China since at least the 1600s. But lately the ranks of hobbyists have swelled. (Photo by Thomas Peter/Reuters)





A staff member places a racing pigeon on the stage during an auction organized by a pigeon racing club in Beijing, China on November 27, 2020. (Photo by Thomas Peter/Reuters)





A dragon-shaped chrysanthemum decoration is on display during the 18th Shanghai University Chrysanthemum Festival on December 1, 2020 in Shanghai, China. (Photo by Yang Jianzheng/VCG via Getty Images)





Rescue personnel wait beside parked ambulances outside the Diaoshuidong coal mine in southwestern China's Chongqing on December 5, 2020, after a carbon monoxide leak at the facility left 18 dead, with rescue efforts under way to reach five others still trapped underground. (Photo by AFP Photo/China Stringer Network)





A migrant worker wearing face masks to help curb the spread of the coronavirus walks up to a pedestrian bridge in Beijing, Sunday, December 6, 2020. Provincial governments across China are placing orders for experimental, domestically made coronavirus vaccines, though health officials have yet to say how well they work or how they may reach the country's 1.4 billion people. (Photo by Andy Wong/AP Photo)