The smoke and dust purification system used in this product is a small smoke purifier specially designed by our company for workplaces such as small laser cutting processing, laser marking, laser engraving, FDM, light curing, and manual soldering. It has good comprehensive purification effect for harmful gases such as dust, smoke, and exhaust gas generated in the above-mentioned places. With multi-layer filtration devices, the purifi-cation efficiency is as high as 99.97%. The clean air after purification treatment can be directly discharged indoors.