1. Printing quality: The pattern handwriting are printed clearly, the chromaticity is consistent, the brightness is bright; the printing position error does exceed 7mm for the large box, the small box does exceed 4mm;

2. Sealing quality: there are no loopholes around the box body, there is no unevenness seam after each box cover is closed;

3. Dimensional tolerance: the inner diameter design dimensional tolerance of the box should be kept within ±5mm for the large box ±3mm for the small box, the overall dimensions are basically the same;

4. Cover folding times: the corrugated carton flap is opened closed 180 degrees reciprocally folded more than 5 times, the total length of the cracks in the surface inner layers of the first second types of boxes the inner layer of the third types of boxes is more than 70mm;

In addition, the jointing specifications are required, the edges are neat, no corners are folded, the box surface is allowed to have obvious damage stains.