1. Walnuts are widely distributed in China, and the main producing areas are in Yunnan, Shaanxi, Shanxi, Sichuan, Hebei, Gansu, Xinjiang, Anhui and other provinces (regions). Sanguan Forest District, Bozhou City, Anhui Province, is known as the largest walnut forest farm in Asia.

2. Walnut, also known as walnut and peach, is a walnut plant. Together with almonds, cashews and hazelnuts, it is known as the world-famous "four dried fruits". Walnut kernel is rich in nutrition, with more fat and carbohydrate per 100g protein 15 ~ 20g.

3. Contains calcium, phosphorus, iron and other trace elements and minerals, carotene, riboflavin and other vitamins. It's good for the human body. It is one of the nut foods deeply loved by ordinary people.