1. Prepare warm water, dishcloth, degreasing cleaning agent and special cleaning agent for plastic door curtain.
2. Prepare a basin of warm water and put the plastic curtain into the water.
3. Then add a proper amount of degreasing cleaning agent.
4. Soak the plastic curtain for a few minutes and wipe it with a rag.
5. Spray special cleaning agent for plastic door curtain where there is dirt.
6. Wait a minute and a half to wipe with a rag.
7. Then put it in a ventilated place to dry.