An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An ice bar made of ice provides variety of drinks and snacks in Harbin City, northeast ChinaAZs Heilongjiang Province, 12 January 2021. The bar attracts a great numbers of citizens. (Photo by /ChinaImages/Sipa USA)

An 18-meter high snowman is built in Harbin city, south China's Heilongjiang province, 31 December 2010. (Photo by /ChinaImages/Sipa USA)

An 18-meter high snowman is built in Harbin city, south China's Heilongjiang province, 31 December 2010. (Photo by /ChinaImages/Sipa USA)

An 18-meter high snowman is built in Harbin city, south China's Heilongjiang province, 31 December 2010. (Photo by /ChinaImages/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 6, 2021 - Tourists play in an ice bar along the Songhua River in Harbin, capital of northeast China's Heilongjiang Province, Jan 6, 2021. The exterior walls, bar and chairs are all made of ice. (Photo by Li Qing / Costfoto/Sipa USA)

During the 2021 Harbin Ice and Snow Festival, the 47th Ice Light Show kicks off at Zhaolin Park in Harbin City, northeast China's Heilongjiang Province, 5 January 2021. (Photo by /ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

A view of the 40-meer-tall ice tower in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

A view of the Wawel Castle of Poland's Krakow in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

During the 2021 Harbin Ice and Snow Festival, the 47th Ice Light Show kicks off at Zhaolin Park in Harbin City, northeast China's Heilongjiang Province, 5 January 2021. (Photo by /ChinaImages/Sipa USA)

During the 2021 Harbin Ice and Snow Festival, the 47th Ice Light Show kicks off at Zhaolin Park in Harbin City, northeast China's Heilongjiang Province, 5 January 2021. (Photo by /ChinaImages/Sipa USA)

During the 2021 Harbin Ice and Snow Festival, the 47th Ice Light Show kicks off at Zhaolin Park in Harbin City, northeast China's Heilongjiang Province, 5 January 2021. (Photo by /ChinaImages/Sipa USA)

During the 2021 Harbin Ice and Snow Festival, the 47th Ice Light Show kicks off at Zhaolin Park in Harbin City, northeast China's Heilongjiang Province, 5 January 2021. (Photo by /ChinaImages/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

People tour by an ice building meant to be the Fisherman's Bastion (Halászbástya) in Hungary's Budapest in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

An aerial view of the 60,000 square meters ice-skating rink which is estimated to serve over 600,000 citizens nearby to participate winter sports, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

Aerial photo shows a view of the Harbin Ice-Snow World in Harbin, northeast China's Heilongjiang Province, 1st January 2021. (Photo by /ChinaImages/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

People tour in the annual Harbin Ice and Snow World in Harbin in northeast China's Heilongjiang province Tuesday, Jan. 05, 2021. This year's ice structures are themed after the eastern European world relic architectures. (Photo by FEATURECHINA/Newscom/Sipa USA)

During the 2021 Harbin Ice and Snow Festival, the 47th Ice Light Show kicks off at Zhaolin Park in Harbin City, northeast China's Heilongjiang Province, 5 January 2021. (Photo by /ChinaImages/Sipa USA)

Visitors enjoy drinks at Lilac Ice Bar along the Songhua River at Daoli District in Harbin City, northeast China's Heilongjiang Province, 6 January 2021. (Photo by /ChinaImages/Sipa USA)

An enormous snowman with the height of 18 meters stands in front of the castle-like main entrance of Harbin Music Park and draws attention of tourists, Harbin city, northeast ChinaAZs Heilongjiang province, 5 January 2021. fachaoshi (Photo by Zhang Shu/ChinaImages/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

HARBIN, CHINA - JANUARY 4, 2021 - Aerial photo taken on January 4, 2021 shows the 22nd Ice and Snow World of Harbin, Heilongjiang Province, China. (Photo by Fu Qiang / Costfoto/Sipa USA)

The huge snow sculptures are exhibited at Harbin Sun Island International Snow Fair in Harbil, Heilongjiang, China on January 3, 2021. (Photo by Top Photo/Sipa USA)

The huge snow sculptures are exhibited at Harbin Sun Island International Snow Fair in Harbil, Heilongjiang, China on January 3, 2021. (Photo by Top Photo/Sipa USA)

The huge snow sculptures are exhibited at Harbin Sun Island International Snow Fair in Harbil, Heilongjiang, China on January 3, 2021. (Photo by Top Photo/Sipa USA)

The huge snow sculptures are exhibited at Harbin Sun Island International Snow Fair in Harbil, Heilongjiang, China on January 3, 2021. (Photo by Top Photo/Sipa USA)

The huge snow sculptures are exhibited at Harbin Sun Island International Snow Fair in Harbil, Heilongjiang, China on January 3, 2021. (Photo by Top Photo/Sipa USA)

HARBIN, CHINA - DECEMBER 27, 2020 - Snow sculptures of the 33rd Harbin Sun Island Snow Expo in Harbin, Heilongjiang Province, China, on December 27, 2020. (Photo by Fu Qiang / Costfoto/Sipa USA)