1, pay attention to the size of the gap, put the rubber sponge face up and dip it with a rubber brush.

2. Fix the rubber-covered sponge face down on the glass plate and wait for 2 ~ 3 minutes.

3, wool brush, to ensure uniformity. Depending on the volatility of this glue, the volatilization gradually penetrates into the sponge hole.

4. The jewelry after pickling and glue injection has high transparency and good cleanliness.