Explanation:

The Thengal-Kachari tribe is an indigenous ethnic group of Assam, India.The tribe lives in the Jorhat, Golaghat, North Lakhimpur, Nagaon, and Karbianglong. districts. The tribel was a part of the Kachari kingdom in the medieval era before the rise of the Ahom kingdom in Assam. Thengal Kachans who were formerly silver -washers. Indigenous knowledge and practices of Thengal Kachari women in the sustainable management of bari system of farming. Their festival is called "Tora Chira".