Longkong Fruit/ലോങ്‌കോംഗ്‌  

Lansium parasiticum, commonly known as langsat, lanzones, or longkong in English; duku in Indonesian or dokong in Terengganu Malay, is a species of tree in the Mahogany family with commercially cultivated edible fruits. The species is native to Southeast Asia. Wikipedia
Scientific name: Lansium domesticum
Higher classification: Lansium
Rank: Species
Family: Meliaceae
Kingdom: Plantae
Order: Sapindales