The Daen Lao Range (Thai: ทิวเขาแดนลาว, pronounced [tʰīw kʰǎw dɛ̄ːn lāːw]; Burmese: Loi La) is a mountain range of the Shan Hills in eastern Burma and northern Thailand. Most of the range is located in Shan State, with its northern limit close to the border with China, and runs southwards across the Thai border, at the northern end of Thailand.Geologically in the Daen Lao Range, as in the other southern subranges of the Shan Hills, layers of alluvium are superimposed on hard rock.