|Dumlong, BilaiChori, Rangamati, Credit:Ratul BD (TOB)|
Dumlong is situated in the district of Belaichari in the south-eastern Rangamati district of Bangladesh. The height of the mountain is 3,314 feet. It is one of the highest mountains of Rangamati district and one of the 3 mountains of the country's height of 1000 meters. 3315 ft in some GPS readings.
Google Earth sees this as the second highest peak in the country. It was called Rengtlang as the highest point of the Rengtlang. The locals of used to call Dumelong. Dumlong is basically a small hill river, which is a few kilometers north of the mountains, mixed in the Rakhain river. As a source of this genre, the peacock is also called dumlong.