1. Gently pinch the tea leaves with your hands. New tea feels dry, and it is not recommended to buy dry tea; 2. Smell the taste of tea, high-quality tea will give off a unique smell. If there is no tea fragrance or other smell, it is not recommended to buy it; 3. Look at the color of tea. Good tea leaves are uniform in color, consistent in color and natural in luster. Bad tea leaves are like a layer of gray, which is very dark. 4. Look at the shape and dryness of tea.