Packing case capable of opening and closing easely

摘要

The present invention relates to a box-shaped packaging case folded into a hexahedron shape so that the product can be stored using a cardboard. The width of the upper surface of the case is wider than the width of the lower surface of the case. A convex curved surface is formed, and the opening portion is integrally formed at the bottom of the case and is widened toward the upper side, and is integrally formed at both sides of the case and can be folded into the case storage space along a predetermined fold line. It relates to a packaging case configured to be integrally provided with two-quadrant wing parts, and configured to open or close the opening part in a one-touch manner at the same time the two wing parts are folded or unfolded along the fold line and the cover part is opened and closed in a one-touch manner.