Toon is called “vegetable on the tree” and is the young bud of the toon tree. Every spring before and after the rain, the buds of toona sinensis can be made into various dishes. It is not only rich in nutrition, but also has high medicinal value. Toon has thick buds and tender green leaves with red edges, like agate or jade, rich in fragrance and rich in nutrients than other vegetables. It is a rare delicacy for banquet guests.