Biluochun by the natives Zhu Yuanzheng alone system, "from his family, especially the wonderful product, each catty worth three taels." This "Biluochun" tea name, according to Zhu Yuanzheng record is the Kangxi Emperor himself. Kangxi fourteen years in mid-spring, Kangxi south tour. Driving to Taihu Lake, to the beautiful Dongting East Mountain. Governor Song Eindo ordered his men to buy Zhu Yuanzheng home production of "scared to kill incense" tea, offered to the emperor. Kangxi saw this tea rope slender, curled like a screw, think very lovely, after brewing, but see the "snowflakes" flying, fragrant. He sipped a few mouths. Feel fresh and refreshing Tsuyoshi. Kangxi asked what the name of this tea? Song Eindo hastened to answer that "scared to kill incense", meaning that this tea incense to the extreme. Kangxi said: "Tea is a fine product, but the name of the tea can not reach the hall of elegance. I thought, since this tea from the Biluo Peak, tea leaves and curled like a snail, renamed 'Biluo Chun' it!"