It is best to drink Tieguanyin in autumn in the north, which can moisten and clear the lungs, drive away cold and prevent flu, and keep fit. Because the weather in the north is relatively dry, and it gets cold in autumn, it is easy to catch a cold, so in this season of alternating cold and heat, it is best to drink Tieguanyin in Anxi, and because Tieguanyin is between green tea and black tea, it belongs to the green tea department, which has a fragrant type, that is, tea is relatively green and has a strong aroma, that is, tea is relatively red. The fragrant Tieguanyin has a certain stimulating effect on people's digestive system, so people who often drink it can lose weight, beautify their faces and moisten their lungs. Luzhou-flavor Tieguanyin has a certain effect of warming the stomach and reducing fire. People with bad stomach and easy to get angry should drink more Luzhou-flavor Tieguanyin.