The process of dry cleaning in dry cleaners includes the following steps:

1. Pretreatment: use special dry cleaning detergent for pre-decontamination.

2. Main washing: put the pre-treated clothes into a dry cleaning machine, thoroughly wash them with dry cleaning solvent, and spin (dry) them.

3. Post-treatment: The main purpose is to remove the residual dry cleaning solvent and iron, so as to shape the clothes.