The utility model discloses a corrugated box of built -in spacing groove of interchangeable label, including the corrugated box body, two jacks have on the preceding curb plate of corrugated box body, the back of preceding curb plate is fixed with a plurality of plastics cards and puts the piece, the both sides that the piece is in a jack are put to per two plastics cards, the spiro union had main ball head plunger during the piece was put to the plastics card, tag's the back has two inserted bars, two inserted bar plug bushes are in the jack that corresponds, the rear end plug bush of inserted bar is put between the piece at two plastics cards, the steel ball that the main ball head plunger on the piece was put to the plastics card stretches out the plastics card and puts in piece and the nested recess that has on the lateral wall of inserted bar, microscler cell body has around the protruding partition portion on the lateral wall. Its tag can change for unnecessary corrugated box can change the needs that tag satisfies new user, and simultaneously, the last top flip of corrugated box can open with preceding lateral wall many times and close, and its durable degree that improves corrugated box can satisfy other article and hold.