Lewin ordered his Assistant Mr. Crouch and 150 soldiers from the Frontier Battalion to build a fort at Tlabung which is to serve the battalion headquarters of the Southern Column of the Lushai Expedition to rescue a young girl named Mary Winchester from the Lushai Chief Bengkhuaia.

Karnaphuli River links Mizoram with the port cit of Chittagong on the shores of Bay of Bengal.

[7] The Khawthlangtuipui River also known as Borgang flows through Tlabung, and from the "Missionary Kai Ferry Terminal" at Tlabung the river is navigable up to Rangamati in Bangladesh but due to construction of downstream Kaptai Dam at Kaptai in Bangladesh, access to Port of Chittagong is not possible by boat but accessible by road.

[8] Kawrpuichhuah / Kawarpuchiah / Kawripuichhuah India–Myanmar Integrated border checkpost near Tlabung in Lunglei district opened in Oct 2017.

[9][10][11] The 22 km long Lunglei–Tlabung–Kawrpuichhuah road was upgraded in 2014-15 in a World Bank-funded project to enhance India-Bangladesh border connectivity.