Of course, Yuhuan pomelo (locally known as "Wendan") has the longest history and is the most delicious. Regular consumption of Yuhuan pomelo can regulate qi and resolve phlegm, moisten the spleen and clear the intestines, reduce bad odor, and relieve alcohol poisoning. It has good curative effect on high blood pressure, diabetes and diseases such as undereating, light mouth, indigestion and other diseases. The limonoid extracted from the fruit has anti-cancer and anti-cancer effects. Leaving fragrance indoors for a long time can repel cockroaches. The essential oils rich in the peel act as a protective agent to prevent mosquito bites. The peel removes refrigerator odors. High-quality essential oils can be extracted from the epidermis, flowers and leaves, high-quality pectin can be extracted from the fruit cortex, and the pulp can be processed into fashionable drinks such as juice and milk.