Color box packaging refers to folding cartons and color fine corrugated boxes made of plastic, cardboard and fine corrugated cardboard. It has the characteristics of light weight, portability, wide source of raw materials, environmental protection and exquisite printing. So, what are the detection methods for color box packaging?

1. Appearance inspection

Visual inspection in a bright room.

2. Inspection of process requirements

Visually inspect in a bright room or use measuring tools against process documents and data.

3. Hygiene requirements testing

Check the supplier's sanitary license, official inspection report and certificate of conformity for each batch of products.

4. Defect classification

For minor defects, major defects, serious defects.