Disposable packing and carrying case for banknote printing products

The utility model relates to a packing and carrying case, in particular to a disposable packing and carrying case for banknote printing products, which comprises a case body and a case cover, wherein the case body is connected with the case cover in a manner that a lock catch is fastened with a locking cam, a single layer locking hole position is positioned at the edge of the opening of the case body, the bottom of a single locking cam is integrally connected with the case cover, the single layer locking hole position is buckled with the head of the single locking cam when the opening of the case body is folded together with the case cover, a groove is arranged on the lateral side of the head of the single locking cam, three layers of boards are disposed at the edge of the opening of the case body from top to bottom, the upper layer board is equipped with a big hole for the single locking cam to penetrate through and contacts with the inner wall of the outer edge of the case cover, the single layer locking ho