1, the first step is to clean up the damaged surface of the glasses frame, and it is best to polish it for two or three millimeters near the joint with a small file, so as to enhance the bonding strength.

2. The second step is to see whether to remove the lens first. Generally speaking, it is not recommended to remove the lens.

3. Step 3: Squeeze the glue with the size of 1 soybean onto the damaged surface of the spectacle frame, gently press it for five minutes, and carefully let it stand for about 30 minutes to complete the first bonding.

4. At last, after the strength is completely reached, it can be used by repeatedly gluing it at the exercise place for three or four times.