1. It is green and environmentally friendly, free of heavy metals such as the P element and Cr. 

2. It reduces production processes, shortens production time, and improves efficiency. 

3. It has excellent cleaning and passivation effects. 

4. There is no need for equipment investment, and the pretreatment process can be completed by brushing. 

5. After treatment, it has an extremely high level of cleanliness and excellent adhesion performance.

6. It is easy to operate and manage, and is suitable for both spraying and brushing.