Toby Lin, an ink painter, was born in Chongqing in 1983. He is the founder and teacher of Xuan Tong Class. He devoted himself to translating and spreading the traditional aesthetics and lifestyle of China literati, and thought that the significance of learning tradition was to enlighten the present. After ten years of teaching, I have accumulated nearly 2300 hours of teaching experience, which provides the possibility of systematic study and practice for many fans who love traditional culture.