How many times do I have to write mosquito-repellent incense calligraphy a day?

Twice. Start with a small radius, then hang your wrist. When the radius is big, hang your elbow again. Draw one clockwise and one counterclockwise. Draw two mosquito coils every day to exercise the control ability of the brush in the process of constant pressure lifting. Calligraphy painting mosquito-repellent incense is to repeatedly draw circles to form mosquito-repellent incense patterns. Practicing drawing mosquito-repellent incense can make your wrist more flexible and stable.