Tezu is a census town and the headquarters of Lohit district in the Indian state of Arunachal Pradesh. It is the fourth largest town in Arunachal Pradesh and one of its most developed.The ancient inhabitant of this land of valley and rivers are the Mishmi tribes. The Mishmi tribes have traditions and customs dating back to the times of Mahabharata.. The major Mishmi God is Ringyajabmalu and the major Mishmi festival is known as Tamladu puja.{{Citation needed|date=January 2010} } It is celebrated each year on 15 February. People from all communities and all walks of life are invited to join in the celebrations. The Holy Parshuram Kund is also nearby and thousands of Hindu pilgrims from all over India, and also from neighbouring countries, come to take a holy dip and wash away the sins of millions of births. This is accompanied with a fair at Tezu and takes place every year during the month of January. The major agricultural products are mustard, ginger and oranges.