What are the four chieftains in Tibetan areas?

As follows:

The first chieftain: Shama Xuanfusi, who originally lived in Riha Township, Gulida District, Muzhaojue County, and later died, was inherited by the son of an Gang, a relative of Guizhou Province. The Yi people called it "A Zheng Nejari" and later moved to Migu Township, Wagang District, Leibo County, with the Han surname An, and the Yi people still called it Shama Zimo.

The second largest chieftain: Xuanfu Division of Qiongbu, who lives in Yanrun area of Muganluo County, Han surname Ling, was called "Shi Zi Zi Zi Mo" by the Yi people, and was later an heir, and was inherited by the collateral line, and was called "Niding Zi Mo" by the Yi people.

The third largest chieftain: A Du Chang's lawsuit, who originally lived in Temuli Township, Mubutuo County. His surname was Du, and he was an heir at the beginning of the Republic of China. He was inherited by Xia Duo, the Xuanfu Department of Shama, and the Yi people called him "A Du Zi Mo".

The fourth largest toast: Lei Bo has a long lawsuit. He originally lived in Jiukou Township, Mu meigu county, and later lived in Haiwan Township, Mu Leibo County. The Han surname is Yang, and the Yi people call him "Azhuo Zimo".