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The Dumpas are an indigenous ethnic group residing in Sabah, eastern Malaysia on the island of Borneo. They reside in the kampung Rancangan Nangoh village and Perancangan village in Labuk-Sugut District of Kudat Division. Their population was estimated at 1,078 in the year 2000. Their language (ISO 639-3 dmv) belongs to the Paitanic branch of the Austronesian language family. The language dying out as a result of intermarriage with other groups, and since native speakers also use Tambanuo in their daily conversation.