Disposable opening part for container

The utility model discloses a disposable opening component for a container. The utility model avoids the defect that the prior art can not effectively prevent the people producing the counterfeit to repeatedly use the container to conduct the counterfeit activity. The neck part of the container is provided with a ring groove whose opening is towards to a neck end. The ring groove sheathes the end opening of the cap-shaped cover of mark lines. Binding agent is arranged between the end opening of the cap-shaped cover and the ring groove or the neck part. The utility model adopts the simple structure to obtain the purposes of disposable use without repair after the damage. The purpose of repeated use is can also not be realized. The utility model fundamentally guarantees the objected arranged in the container is the merchandise of the manufacturer providing the sealing component.