According to the present invention, provided is a packaging box having a display function. The packaging box comprises: a case having an accommodation space; a cover coupled to the case and having an accommodation space inside; a product storing box accommodated inside the case and the cover, exposed through a space between the case and the cover during an operation for opening the cover, and having an accommodation groove and a pair of connection holes formed thereinside; and a connection member interposed between the case and cover and the product storing box, and fixing the product storing box onto a side of a connection portion of the case and the cover. Thus, the present invention may allow a user to simultaneously open a packaging box and display a packaged product at an angle where the user looks at the packaged product comfortably.
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