Sổ tay Đảng viên tỉnh Yên Bái

Yen Bai is a mountainous province located deep inland, is one of 13 northern mountainous provinces, located between the Northeast and Northwest regions. It borders Lao Cai province to the North, Phu Tho province to the South, Ha Giang and Tuyen Quang provinces to the East and Son La province to the West.
Source: Yen Bai Provincial Digital Transformation Center.