Grapefruit is native to the United States. The crown of the tree is naturally round-shaped, with strong tree vigor, dense branch tips, and slightly drooping; the leaves are oval, with larger leaf wings and obovate shape; mature in mid-to-late November, oblate and upright, with a single fruit weighing 150 to 600 grams, with peel Light yellow and smooth; the flesh is yellow-white, dark red and pink, tender and juicy, sweet and sour, slightly bitter, with 9.5% to 11.5% soluble solids; many or no seeds. The traditional grapefruit varieties mainly include Xinglubi grapefruit, Masu grapefruit, Red Masu grapefruit and Duncan grapefruit. In recent years, the Fruit Research Institute of the Guangdong Academy of Agricultural Sciences and cooperative units have bred the Yueyin Keke grapefruit from the cocktail pomelo imported from the United States. It is an excellent new grapefruit variety.