Cleaning the clean cloth requires a non-ionic surface cleaning with 18.2 mega liters of EDI water to clean the cleaned cloth.

A. Cleaning the dust-free cloth conditions:

1.100 level washing and packaging center.

2.18 megohm EDI water system.

3. Channel isolated washing machine.

4. Dust-free special dryer.

B. Cleaning dust-free cloth requirements:

1. Wash with a clean, dust-free cloth with a non-ionic surfactant wash of 18.2 MΩ of pure water.

2. Drying in the drying equipment of the high performance and high efficiency filtration system.

3. Clean and clean the clean cloth, vacuum packaging, inspection and temporary storage in a Class 100 clean environment.

4. Pollution control professional operators of 6 or more people.

5. Clear the dust-free cloth after each package cleaning. The selection of each piece of clean cloth is in accordance with the quality requirements of the company.