13 November 2019, Engineer Mr.Jyotirmoy Dhar, being a first Bangladeshi, he was able to climb the peak of Aiyang Tlang mountain. Engineer Mr.Jyotirmoy Dhar was able to discover the nook and corner of the mountain and the coordinate of the mountain was measured by him, longitude is 21°40′23.78″N and latitude is 92°36′16.01″E . Its height was measured 3298 feet high above sea level with a Global positioning system (GPS) device, by Engineer Mr.Jyotirmoy Dhar.