Tamu is something of a transport hub for cross-border traffic to India, being just across the border from Moreh. It is on the alignment of a proposed railway connecting the two countries. Tamu is an important commercial town serving the Indian border town of Moreh. It is also a hub for smuggled goods from Thailand and China which are transported to India. The town is mainly populated by the Thadou-Chins (known as Kuki in India) and lots of other people from different corners of the country.