Wawu toon buds are a traditional specialty of Zoucheng City, Shandong Province. "Wawu" is the old trademark of Zoucheng toon buds exported to Southeast Asia. Toon tree is a tree species that grows in my country. Toona buds are a woody green forest vegetable that Chinese people like to eat. When spring comes every year, the buds that grow before and after Grain Rain can be used to make various dishes. Toon sprouts are a treasure among vegetables.