Tunmi Sangbuza is a great linguist, translator, the first master of Buddhist communication and the enlightener of Songzan Ganbu in the early Tibetan society. His name, together with his immortal achievements, will be forever recorded in history and admired by future generations. In the 7th century, Tunmi Sangbuza was born in the Tunmi family in Tunbaigou (today's Nimu County) on the upper reaches of the Yarlung Zangbo River. His father, Tunmi Aru, was not only an eminent monk of Ben religion, but also a former Minister of Zampson Ganbu of Tubo. Her mother's name is Aqiu. Tunmi Sanbuza is smart and intelligent. When he was thirteen years old, he was recalled to the palace by Songzan Ganbu.

A large number of research results in genetics, archaeology, history, linguistics and other disciplines show that the Han and Tibetan nationalities share the same ancestors; many prehistoric cultures in Tibet are closely related to the Chinese culture of the same period; the Tibetan Plateau has been closely related to the mainland in economic, cultural and political aspects, and Tibet has been since ancient times. China is an integral part. Tibetans have a long history and originated from an agricultural tribe in the central part of the Yarlung Zangbo River Basin. According to archaeological discoveries, as early as 4000 years ago, Tibetan ancestors lived and multiplied in the Yarlung Zangbo River Basin. According to Chinese historical records, Tibetans belonged to the Western Qiang in the Han Dynasty.

In the first half of the 7th century AD, since Tibet began to have its own words, the legend of "monkey changing into human beings" has been recorded in the book "The King's Religion" written by Zampson Zangganbu of Tubo. Later, Tibetan historians of all ages agreed that human beings had evolved from rhesus monkeys. Over the past 1000 years, the legend of Yalong Valley, one of the birthplaces of human beings, has been widely spread in Tibetan areas. Compared with various absurd preaches such as Nuwa's "Creating Man by Kneading Earth" and Western "Creating Man by God", it clearly has certain scientific reasons. Tibetan legendary ancient macaque with long hair and reddish face. At first, it grew together with other macaques and birds and animals in the large forests of the Yarlung Zangbo River Valley in Tibet.

Tibetans are one of the nationalities with a long history and glorious culture in China. Tibetan medicine is one of the five outstanding inventions of the Tibetan people. Five Mings: Rhetoric, Rhetoric, Rhythm, Drama, Astrology; Five Mings: Technology, Medicine, Acoustics, Zhengli, Buddhism. ) One of the excellent cultures. It is the experience of the ancestors of our nation since ancient times in the struggle against all kinds of diseases on the Qinghai Tibet Plateau. During the long historical development, we have absorbed many of the essence of other brotherhood and foreign medicine, constantly supplemented, improved, invented and created, and become a family with national characteristics.

Tibetan is the language used by Tibetans in China. It is mainly distributed in Tibet Autonomous Region and parts of Qinghai, Sichuan, Gansu and Yunnan provinces. It belongs to the Tibetan-Burmese branch of the Sino-Tibetan language family. Modern Tibetan language has the following characteristics: (1) voiced consonants tend to be clear, and the voiced consonants retained in some areas all originate from the voiced basic consonants in ancient complex consonants; (2) the voiced basic consonants Zhao Yu simplified and disappeared, retaining only the duplex consonants with pre-consonants in some areas; (3) the increase of vowels, especially nasalized vowels; (4) ) Vowels differ in length and are complementary to tones. (5) There are two types of true complex vowels: nasalized and non-nasalized.

藏族在历史的长河中形成了复杂的婚姻制度，民主改革前的藏区，除了普遍流行的一夫一妻制外，还有一夫多妻、一妻多夫制。并且实行严格的阶级内婚制度，奴隶主和奴隶之间严禁通婚，奴隶主内部讲究“门当户对”，婚姻的基础不是男女双方的爱情，而是财富和地位。由于广大农奴没有人身自由，对奴隶主存在人身依附关系，所以农奴和农奴结婚时，必须先求得农奴主的准许。藏区解放后，旧的的婚姻形式已经被彻底抛弃，实行一夫一妻制。自由