 Myanmar is characterised by its central lowlands with the Sittaung Valley and Chindwin Valley and the small mountain ranges of Zeebyu Taungdan, Min-wun Taungdan, Hman-kin Taungdan and Gangaw Taungdan as well as the Bago Yoma (Pegu Range), a relatively low mountain chain between the Irrawaddy and the Sittaung River in central Myanmar.The Central Valley Region is limited by steep, rugged highlands in the North, where ranges at the southern end of the Hengduan System form the border between Myanmar and China.Hkakabo Razi, the country's highest point at , is located at the northern end of the country.