When visitors come to the door, it's not tea that they get, but betel nuts. Even many of the local Han Chinese are part of the "red lip brigade" (an appellation derived from the stains left by the bright magenta betel juice).
檳榔也是這裡不可或缺的食品，客人到訪端出來宴客的不是茶水，而是檳榔。就連當地漢人也有不少是「紅唇族」。