Patent ID: 8196806

Claim:
A foldable packing box comprising: a base board including a first end board, a bottom board connected to the first end board, and a second end board connected to the bottom board opposite to the first end board; a pair of side boards respectively fixed to opposite two sides of the bottom board of the base board; and a pair of fixing boards respectively fixed to sides of the first and second end boards apart from the bottom board; the base board, the side boards, and the fixing boards being foldable to locate at a same plane; while assembling the foldable packing box, the side boards being fixed to the base board by the fixing boards; wherein the side board comprises a surface layer paper, three core boards, and a lining layer paper; the three core boards are in turn pasted to the surface layer paper, and a gap is defined between adjacent core boards; wherein corresponding to the three core boards, each side board respectively forms a base part, and two installation parts located at the opposite ends of the base part; each side board further comprises a fixing part located at one side of the base part; the fixing part is formed by the surface layer paper pasted to the lining layer paper; the pair of side boards has two fixing parts which are separately fixed to the opposite two sides of the bottom board of the base board.