1. Formulate the construction plan: formulate the construction plan and work schedule according to the site conditions and customer requirements;
2. Air outlet cleaning: In strict accordance with the "Air Conditioning and Ventilation System Cleaning Specifications" and related standards, various technical means are used to clean the pollutants in the air conditioning system.
5. Chemical cleaning: adding chemical cleaning agents and dispersing agents to clean the rust, dirt and oil in the pipeline system, disperse and discharge them, and restore them to a clean metal surface.
6. Disinfection of the air outlet: after the dirt, use special air-conditioning disinfectant and deodorizing products to purify and disinfect the entire air duct;
7. Clean up the site: After the completion of the project, collect all the rubbish left by the project to ensure that it will not affect the daily work;
