Established on 25 August 1978, the sanctuary covers 521 km2 (201 sq mi) of the Doi Chiang Dao and southern mountainous regions of the Daen Lao Range, north of the Thanon Thong Chai Range.

The tallest summit is 2,175 m (7,136 ft) high Doi Chiang Dao.

It is the home to a number of endangered species of animals, such as long-tailed gorals (Naemorhedus caudatus), Sumatran serows (Capricornis sumatraensis), Asian golden cats (Catopuma temminckii), and big-headed turtles (Platysternon megacephalum).

[1] Deignan's babblers (Stachyridopsis rodolphei) and Huia melasma are endemic to this area.

[3][4] This sanctuary is also home to Rhacophorus kio, a species of flying frog.