The latter is actually a type of Paochung tea; it is called Oolong because most of the tea produced on Tungting Mountain is Oolong tea, so the farmers call all of the tea produced there Oolong.
由於它原產於鹿谷鄉凍頂山，該地栽種的茶樹，屬於青心烏龍種，茶農就把所出產的茶葉，稱為「凍頂烏龍茶」。