1. Milk orange
 Lactus is native to Huangyan County, Zhejiang Province. Rutaceae citrus belongs to the Lactus group of Qu orange species in the wide peel area of citrus subzone. The next several varieties, with a few in total at present, are only distributed in some traditional orange areas in Huangyan, Zhejiang Province. The fruit is sweet, and it is the only fragrant variety in the wide peel citrus.
 2. Orange
 Orange is the fruit of orange tree of citrus genus in Rutaceae, also known as Huangguo, Citrus, Jinhuan and Liuding. Orange is a kind of citrus fruit with high edible and medicinal value. Oranges originated in Southeast Asia. Orange tree is a small tree. The fruit can be peeled and eaten fresh, and the pulp can be used as the seasoning or addition of other foods.
 3. Lemon
 Lemon, a dicotyledonous plant belonging to the citrus genus of Rutaceae, is produced in the south of the Yangtze River in China, and is native to Southeast Asia, mainly from the United States, Italy, Spain and Greece.
 4. Shaddock
 Grapefruit is a citrus tree of Rutaceae. The tender branch, leaf back, pedicel, calyx and ovary are all pubescent, the tender leaf is usually dark purple red, and the tender branch is flat and angular. The leaves are thick, dark green, wide oval or oval.
 5. Kumquat
 Kumquat, also known as Kumquat, is an evergreen shrub of Rutaceae Kumquat. The tree is within 3 meters high, with thick leaves, oval shaped lanceolate or long oval, slightly pointed or blunt at the top, and wide cuneiform or nearly round at the base. It is planted in southern China, with Taiwan, Fujian, Guangdong and Guangxi planting more.