Tourists visit the Pingyao Ancient Town during the Spring Festival in Jinzhong City, north China's Shanxi Province, Feb. 7, 2022. With a history of over 2,800 years, Pingyao was named a world heritage site by UNESCO in 1997. It is best known for its almost intact Ming Dynasty (1368-1644) city walls and well-preserved architectures, and is a popular destination for both Chinese and overseas tourists. (Xinhua/Yang Chenguang)

Aerial photo shows a view of the Pingyao Ancient Town during the Spring Festival in Jinzhong City, north China's Shanxi Province, Feb. 8, 2022. With a history of over 2,800 years, Pingyao was named a world heritage site by UNESCO in 1997. It is best known for its almost intact Ming Dynasty (1368-1644) city walls and well-preserved architectures, and is a popular destination for both Chinese and overseas tourists. (Xinhua/Cao Yang)

Aerial photo shows a view of the Pingyao Ancient Town during the Spring Festival in Jinzhong City, north China's Shanxi Province, Feb. 7, 2022. With a history of over 2,800 years, Pingyao was named a world heritage site by UNESCO in 1997. It is best known for its almost intact Ming Dynasty (1368-1644) city walls and well-preserved architectures, and is a popular destination for both Chinese and overseas tourists. (Xinhua/Cao Yang)

Aerial photo shows a view of the Pingyao Ancient Town in Jinzhong City, north China's Shanxi Province, Feb. 8, 2022. With a history of over 2,800 years, Pingyao was named a world heritage site by UNESCO in 1997. It is best known for its almost intact Ming Dynasty (1368-1644) city walls and well-preserved architectures, and is a popular destination for both Chinese and overseas tourists. (Xinhua/Cao Yang)

Tourists visit the Pingyao Ancient Town during the Spring Festival in Jinzhong City, north China's Shanxi Province, Feb. 8, 2022. With a history of over 2,800 years, Pingyao was named a world heritage site by UNESCO in 1997. It is best known for its almost intact Ming Dynasty (1368-1644) city walls and well-preserved architectures, and is a popular destination for both Chinese and overseas tourists. (Xinhua/Cao Yang)