摘要 |
<p>A packaging box recoverable for repetitive reuse, easy to wash the interior thereof, having no portion left out of sterilization, and sanitation-controlled to a high level. A rectangular packaging box formed of corrugated plastic board in the form of a single punched plate having an upper lid inner flap, an upper lid outer flap, a bottom inner flap, and a bottom outer flap, characterized in that the front surface of the box is provided with pasting margins for forming the barrel and with all the bending grooves for forming the box shape.</p> |