The effect of ring tea is to prevent wind and dispel cold, clear the liver and eyes, moisten the lungs and strengthen the stomach. Because ring tea is a mixture of tea and some ingredients, so the efficacy is diversified. In particular, drinking a small amount of ring tea after eating can remove the greasy feeling in food, make the food digest well in the body, and help prevent and treat constipation. Ring tea can assist in the clinical treatment of chronic diseases, especially digestive tract diseases, such as chronic gastritis, gastric ulcer, indigestion, and even respiratory tract diseases, such as colds, chronic bronchitis have certain health functions.