Bean sprouts include soybean sprouts, mung bean sprouts, bean sprouts, etc., also known as Ruyi vegetable. Eating bean sprouts began in the Song Dynasty, bean sprouts and bamboo shoots, mushrooms and listed as vegetarian fresh flavor three hegemony. Bean sprouts are rich in vitamin C, vitamin E, chlorophyll and other nutrients, with the efficacy of skin care and tumor prevention.

Bean sprouts is the soybean sprouts, mung bean sprouts, black bean sprouts and small bean sprouts of the general term, is a traditional Chinese dish. Ming Dynasty Li Shizhen in the "Compendium of Materia Medica" pointed out that: only the white beauty of this bean sprouts is unique, eaten after the heart to nourish the body. The ancients praised it is "ice muscle jade", "gold buds inch long", "white dragon's beard", bean sprouts look like a handful of Ruyi, so people also called it Ruyi dishes.

Bean sprouts are a common food in winter. Although now the vegetable greenhouse technology is very developed, but in the cold winter, the types of vegetables are still reduced, while the bean sprouts is a seasonal delicacy at this time, not only nutritious, and can even treat some common diseases.