How to use the tea bag with string?

How to use a tea bag with a string is a question that many people who are in contact with tea bags for the first time have. The method of brewing like this is quite simple. Just put the tea bag in the cup that contains it. When making tea, the tea The bag rope is hung on the tea cup. After the tea is brewed, the tea bag can be pulled out through the rope. In this way, the concentration of tea can be controlled, which is convenient for continuing to brew next time.