Traditional music treasures of ethnic minorities are extremely rich and unique, contributing to the creation of national identity in Vietnamese music. In particular, the long-standing cultural exchange and settlement process between ethnic groups in different regions has resulted in the diversity of the ethnic music. It is also Tay, but then Tay in Ha Giang, different from then Tày Tuyen Quang, Bac Kan, Yen Bai ... Similarly, in many other types of music such as gong, Cham music, ... in each locality, there are individual features, or a particular color. So we need to preserve the musical identity of our nation's peoples