| 摘要 |
A packing box made up of a plastic material is disclosed. The packing box has a cover with a first rim formed around the cover. A container is integrated with the cover. The container has a second rim formed around the container. A ridge is formed between the cover and the container to connect them together. The ridge has two tapered portions formed at two distal ends thereof. Two arcuate protective borders extend from the cover and are respectively formed beside and spaced apart from the ridge. Each of gaps between the ridge and the protective borders is narrower than a normal finger.
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