Tusi live in Tibetan, Qiang, Jingpo (Kachin) and other ethnic minority areas in Tibet, Sichuan and Yunnan. The area is like a prefecture-level city. The rights are the same as those of Han people. It was a means for the three feudal dynasties of Yuan, Ming and Qing Dynasties to rule minority areas. Toast comes in different sizes. If you are interested, you can go to see Alai's novel The Dust Settles.