Quzhou walnut is rich in nutrients. In addition to rich fat, protein and carbohydrate, walnut kernel also contains more trace elements such as calcium, phosphorus and iron. It can be used as raw food or as a food industry such as cakes, candies and cans. Raw materials are a nourishing good for both young and old. Walnuts are warm, sweet, non-toxic, and have the effects of strengthening the stomach, nourishing the blood, moistening the lungs, and nourishing the gods. "Shen Nong's Materia Medica" lists walnuts as the top grade for long-term service, good health and longevity.