Changlang district and town lie in Arunachal Pradesh State of India. Tangsa, Naga, Lisu, Nocte, Singphoand others are the native tribes of Changlang. More than 50 dialects of languages are spoken in Changlang. Changlang is noted as different place in culture, traditions and spoken languages in whole of Arunanchal Pradesh. Many dialect of language spoken there are under extinction and many are already extinct. The reason could be the influx of mainland Hindi language and culture into the area.