When Lin Yangkang (later provincial governor) was the chief secretary in Nantou County, he warned tea farmers not to cut down all their tea trees just because banana prices were so high, because "Tungting oolong tea is the genuine core product of Luku."
前省主席林洋港擔任南投縣政府主任秘書時，曾提醒茶農，不要看香蕉價格這麼好，就把茶樹砍掉，因為「凍頂茶才是鹿谷的根本」。