Du Xingyu, a member of the "Kuaixueshiqing" studio, designs porcelain pattern in Jingdezhen City, east China's Jiangxi Province, Aug. 9, 2018. Established in 2010, the "Kuaixueshiqing" studio consists of porcelain craftsmen with different skills, and is dedicated to the innovation of traditional porcelain craft. (Xinhua/Pan Siwei)

Combination photo taken on Aug. 9, 2018 shows the weight of a key (15 grams) (upper) and the weight of a tea cup (14.5 grams) made by the "Kuaixueshiqing" studio in Jingdezhen City, east China's Jiangxi Province. Established in 2010, the "Kuaixueshiqing" studio consists of porcelain craftsmen with different skills, and is dedicated to the innovation of traditional porcelain craft. (Xinhua/Pan Siwei)

Wang Minhui(R), who is in charge of the "Kuaixueshiqing" studio, introduces a newly-made tea cup in Jingdezhen City, east China's Jiangxi Province, Aug. 9, 2018. Established in 2010, the "Kuaixueshiqing" studio consists of porcelain craftsmen with different skills, and is dedicated to the innovation of traditional porcelain craft. (Xinhua/Hu Chenhuan)

Photo taken on Aug. 9, 2018 shows a thin tea cup made by the "Kuaixueshiqing" studio in Jingdezhen City, east China's Jiangxi Province. Established in 2010, the "Kuaixueshiqing" studio consists of porcelain craftsmen with different skills, and is dedicated to the innovation of traditional porcelain craft. (Xinhua/Pan Siwei)

Huang Xinping, a member of the "Kuaixueshiqing" studio, makes a porcelain product in Jingdezhen City, east China's Jiangxi Province, Aug. 9, 2018. Established in 2010, the "Kuaixueshiqing" studio consists of porcelain craftsmen with different skills, and is dedicated to the innovation of traditional porcelain craft. (Xinhua/Pan Siwei)