Mộc Châu is a ward of Sơn La province in the Northern Midlands and Mountains region of Vietnam. Its name Mộc-châu in Kinh language is originated from Mueang Mol in the Black Tai language. This word is used to refer to the Xá ethnic groups, who are the ancient owners of the territory. After being expelled from Mộc Châu, they transformed into …Mộc Châu is a ward of Sơn La province in the Northern Midlands and Mountains region of Vietnam. Its name Mộc-châu in Kinh language is originated from Mueang Mol in the Black Tai language. This word is used to refer to the Xá ethnic groups, who are the ancient owners of the territory. After being expelled from Mộc Châu, they transformed into Mường people.