4 (Four) districts of Assam namely Darrang, Udalguri, Kamrup and Baksha District. Eleven (11) blocks under these four districts, that is Sipajhar, Pachim Mangaldai, Pub Mangaldai, Dhula Block of Darrang, Kalaigaon, Khairabari block of Udalguri District, Bezera, Kamalpur, Bihdiya Jajikona, block of Kamrup and Goreswar, Bagdowa Block of Baksha District. Covering 225 villages of Four districts.