Mint, whose real name is "Yindancao", belongs to Labiatae, that is to say, it belongs to other dry whole grasses. It is an aromatic crop with special economic value, which mostly grows at an altitude of 2 100 meters, but some grow at an altitude of 3500 meters. The whole plant is green and fragrant. The leaves are opposite, the flowers are small lavender, lip-shaped, and the flowers are small and dark purple-brown. Mint is one of the commonly used Chinese medicines. It is a pungent, refreshing, sweating and antipyretic drug, which can be used to treat influenza, headache, red eye, body heat, sore throat and gum. External use can treat neuralgia, skin itching, rash and eczema. The mint picked in Guangpeng greenhouse is a fresh dish on the Spring Festival table. Refreshing and delicious. Usually use mint instead of tea to clear the heart and improve eyesight. In China, the output of mint is the largest in Jiangsu and Anhui provinces.