"Mainling" means "medicine land" in Tibetan.

Mainling County is located in the east of the Tibet Autonomous Region, at the middle reaches of the Yarlung Zangbo River, and between the Nyainqentanglha Mountains and the Himalay Mountain. Mainling County has a population of 15,000, and covers an area of 9,471 square kilometres. The average altitude is 3,700 metres above sea level.

The mine resources of the county are gold dust, plaster, limestone, chromium and iron, etc.

The main economy style in Mainling County is farming and forest industry. The main species of the trees are fir, spruce, pine, oak, and cypress, etc. The total cumulation volume of woods is 40 million cubic metres. The special fruit productions are apples, apple pears, walnuts and peaches.