The annotations in Shennong's Herbal Classics are simply called pomelo, Er Ya Tiao and Lei You. Tao Hongjing originally called pomelo, and there are pomelo, smelly orange, smelly pomelo, bamboo Luan, fragrant Luan and Dan Wen. Grapefruit Grapefruit leaves are like oranges and oranges, but the petiole has broad wings, and the lower surface of the leaves and young branches have short hairs. These flowers are big and white. The fruit is large, spherical or pear-shaped, lemon yellow; The pulp is white or red, separated into petals, easy to separate, sour and delicious.

Among many autumn fruits, grapefruit is the largest, generally above 1 kg. It ripens around August 15th of the lunar calendar every year, with thick skin and storage resistance. Generally, it can be preserved for three months without losing its fragrance, so it is called "canned natural fruit". Grapefruit is round and symbolizes reunion, so it is also the fruit of Mid-Autumn Festival. More importantly, the word "pomelo" of pomelo is homophonic with the word "you" of blessing. Pomelo means "you" and is considered to have auspicious meaning. Eating grapefruit during the New Year in China symbolizes happiness from now on. Grapefruit is homophonic with "you", which means big grapefruit. Getting rid of bad luck will bring good luck in the coming year. The world's five famous pomelo Shatian pomelo, Wendan pomelo, Pingshan pomelo, Siam pomelo and Long Yuan Shatian pomelo. In addition, there are Qiangdele pomelo, Guanxi honey pomelo, Longdu Zaoxiang pomelo, Beibei honey pomelo and local excellent early-maturing variety Dongshizao.