Cai Shuikuang, a lacquer thread sculptor, introduces the technique of making lacquer thread sculpture at a folk art gallery in Fuzhou, southeast China's Fujian Province, April 11, 2019. About 40 lacquer thread sculptures made by six folk artists were on display. Lacquer thread sculpture is an art in southeast China which uses well-tempered lacquer threads to build decorative patterns. Originated in the mid-17th century, lacquer thread sculpture is listed as one of China's national intangible heritages. (Xinhua/Wei Peiquan)