Anti-false bottle cover

The utility model relates to an anti-counterfeiting bottle cover. The shape of the inner cavity of the anti-counterfeiting bottle cover is a barrel body corresponding to a bottle neck and a bottle cap. The shape of the anti-counterfeiting bottle cover forms a round barrel body or a square barrel body or a triangle barrel body or an elliptical barrel body or a diamond barrel body or a pentagonal barrel body or a hexagonal barrel body or an aoctagonal barrel body. The central part or the upper part or the lower part of an outer barrel is provided with a slot. The lower part is firmly stuck to the lower end of the bottle neck. The materials are glass or porcelain or metal or plastic. The utility model has the advantage of high anti-counterfeiting.