Back then, the Japanese introduced a large-leaf variety of Assam black tea from India, planting in places in Nan-tou -County such as Yuchi, Puli and Sun Moon Lake, to be sold in Japan. The subsequent Kuo-min-tang era saw the glory days of black tea exports.
日據時期，日本人從印度引進大葉種阿薩姆紅茶，在南投縣的魚池、埔里、日月潭等地栽植，除了回銷日本，也在其後的國府時代屢創外銷榮景。