How many Tibetan languages are there?

Tibetans have their own spoken and written language, Tibetan, which belongs to the Tibetan branch of the Sino-Tibetan language family and is divided into three main dialects: Wei-Zang dialect, Kang dialect and Amdo dialect. Tibetan was created with reference to some Sanskrit fonts at the beginning of the 7th century and developed after three revisions. It is a kind of pinyin written horizontally from left to right, and it is still in common use today.

The official pronunciation is Lhasa sound, which is generally input by homophone input method.