In October 1960, China and Burma (now Myanmar) demarcated their border to Diphu Pass, which is 8 kilometres (5.0 miles) south of the watershed of the mountain ranges. However, this caused a diplomatic row with India, which expected the tri-point to be at the watershed.[2][3] The dispute has become part of the ongoing border disagreement between China and India regarding Arunachal Pradesh.
Geography
It is located in Anjaw district of Arunachal Pradesh, 120 km northeast of district headquarter at Hawai via Hawai-Walong-Dong-Kibithu-Kaho-Dhipu Pass route. Kaho on LAC is 40 km west of Diphu Pass.