▎ 摘 要
NOVELTY - The utility model claims an environment-friendly and durable hardware packaging box, comprising a box body and a box cover whose cross section is circular, the box cover and box body are connected by the buckle structure of the box body from inside to outside in turn comprising a first graphene film layer, a first metal layer, a polyurethane elastic body layer, the second metal layer and the second graphene film layer. The design of this utility model makes the packaging box is not easy to damage or abrasion and noise, prolong the service life of the hardware packaging box.