The latter border has been contested by China, which claims the Doklam region as its territory.

In recent years, China has begun to build villages in its claimed area.

[8][9] In 2013, the Eleventh Plan document reported that the gewog had an area of 432.8 square kilometres, with 97 per cent of it covered by forest.

The upper part of the river valley in the gewog is said to be narrow with steep ridges.

The Zompelri ridge continues to the north in a semi-circular formation, with the Mount Gipmochi (4,427 m) at its apex.