Wu Yungen (1892- 1969), also known as Wu zhilai. Born in Yixing, 1892, 14 years old studied under Mr. Wang. 19 15 worked as a technician in pingding county, Shanxi province, 1929 in the ceramics department of Nanjing central university, 193 1 worked as a technician in the kiln department of Jiangsu ceramic vocational school, 1954 joined the shushan ceramic production cooperative. 1955 1 1 began to recruit the first batch of students for Zisha Factory to teach Zisha production techniques. 1956 was hired as a "technical counselor" of Zisha by Jiangsu Provincial People's Government and became one of the famous "Seven Famous Zisha Masters". He trained Gao Haigeng, Wang Yinxian, Lv Yaochen, Ge Mingxian, He Tingchu and Fan Hongquan for today's purple sand art world.