Children learn to make papercuts used as decoration on doors during the Spring Festival in Shengtai neighborhood in Jiangning District, Nanjing City, January 10, 2023. The craft that involves the use of red paper, carving knife and mallet has a history of more than 1,500 years. (CFP Photo)

Children learn to make papercuts used as decoration on doors during the Spring Festival in Shengtai neighborhood in Jiangning District, Nanjing City, January 10, 2023. The craft that involves the use of red paper, carving knife and mallet has a history of more than 1,500 years. (CFP Photo)

Children learn to make papercuts used as decoration on doors during the Spring Festival in Shengtai neighborhood in Jiangning District, Nanjing City, January 10, 2023. The craft that involves the use of red paper, carving knife and mallet has a history of more than 1,500 years. (CFP Photo)

Children learn to make papercuts used as decoration on doors during the Spring Festival in Shengtai neighborhood in Jiangning District, Nanjing City, January 10, 2023. The craft that involves the use of red paper, carving knife and mallet has a history of more than 1,500 years. (CFP Photo)

Children learn to make papercuts used as decoration on doors during the Spring Festival in Shengtai neighborhood in Jiangning District, Nanjing City, January 10, 2023. The craft that involves the use of red paper, carving knife and mallet has a history of more than 1,500 years. (CFP Photo)

Children learn to make papercuts used as decoration on doors during the Spring Festival in Shengtai neighborhood in Jiangning District, Nanjing City, January 10, 2023. The craft that involves the use of red paper, carving knife and mallet has a history of more than 1,500 years. (CFP Photo)