1. Dianhong, also known as Yunnan black tea, is a Chinese black tea that originates from the Yunnan province in southwestern China. It is renowned for its rich flavor and unique aroma, making it a sought-after choice among tea connoisseurs. On the other hand, Jin Jun Mei is a relatively new type of black tea that hails from Fujian province in southeastern China. While both teas belong to the black tea category, each possesses its own distinctive qualities and characteristics.