Tamladu and Sangken are the main festivals celebrated in the Lohit District.  Tamladu is celebrated by the Mishmis on 15th February whereas Sangken, the main festival of the Khamtis and Singphos  is celebrated on 14th of April.  The local people honour the festivals of each other.  The people of other districts also equally observe their respective festivals with full splendour.

The Sangken is the festival of the Khamtis, who reside in the plains of Lohit district. It is an occassion to give bath to the images of lord Buddha ceremoniously. The festival is celebrated every year in the month of April to welcome the beginning of the New Year. The celebrations lasts for three consecutive days. During the festival, delicious homemade sweets are prepared and distributed among relatives and friends. The main attraction of the festival is the prayerful pouring of clean water on the statues of lord Buddha placed at several places by each and everyone on routine basis. Playfully and in a joyous mood, clean water is also poured on each other as a mark of togetherness.  On the last day of the festival, the statues of lord Buddha are taken back to their original worship place from where it was initially brought with beat of drums and lots of fanfare. Finally, a prayer is conducted in the Buddha temple with a wish to begin the New Year, happily and prosperously.   

The Digaru Mishmis celebrate Tamladu where the God of earth and the God of water are worshipped for protection against natural calamities. The supreme God Jebmalu is also worshipped for the sound prosperity and welfare of human being, standing crops and domestic animals. In the festival the people welcome the new year by performing a dance with unbounded jubilation. The Sun God is regarded as the creator, by their priests of the village.

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