Sine is a village in the Boleng Circle of East Siang District, Arunachal Pradesh.

Census of 2001 records a total population of 438 inhabitants composed of 215 illiterate and 223 literate people.

[5] A fire which occurred on the midnight of 7 December 2014 was reported to have gutted 32 out of the total 64 houses in Sine leaving many families homeless.

Loss of livestock was also reported and one person was known to have sustained burns requiring medical attention.

Earlier, Kerang Village under Kaying Circle of West Siang district also experienced a fire, on 12 November 2014, in which 70 houses were reportedly burnt down.