1. Put it in the ultrasonic cleaning box for 1-2min (you can remove it first and put it in the ultrasonic/do not remove the support and put the ultrasonic and then remove it)

2. Put in new alcohol to wash (generally 2-3 minutes, adjust the time according to need)

3. Dry the surface of the water, alcohol, resin residue (with an air gun or hair dryer can be, be sure to blow clean, judge whether there is resin on the surface, see if it is reflective)

4. Put it in the curing box for curing. The curing time depends on different resins and is affected by the machine power