A craftsman polishes porcelain products at Nanhengkou Village of Jingxing County in Shijiazhuang City, north China's Hebei Province, June 2, 2019. Jingxing kiln is one of the best known porcelain kilns in ancient north China, with a history of over 1,000 years. In recent years, local authorities have been promoting the porcelain industry with measures including building a porcelain town and a porcelain museum. (Xinhua/Chen Qibao)