A contestant makes a pottery during a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)

A contestant sculpts a pottery during a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)

A man visits a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)

People visit a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)

People visit a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)

A contestant makes a pottery during a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)

A contestant makes a pottery during a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)

A contestant makes a pottery during a pottery craftsmanship contest in Rongchang District, southwest China's Chongqing, Dec. 1, 2019. About 150 contestants participated in the contest held on Sunday. (Xinhua/Tang Yi)