Ring lid tagger assembly or penny lever lid assembly components for tin containers is mainly used for food package. 

This type of metal tinplate lid is used for milk powder, protein powder, baking soda, coconut oil, custard powder, and coffee powder cans.

It has the good anti-rust and shock absorption functions of conventional metal cans, and can meet the requirements of the sterilization process after sealing for the acid, sulfur and corrosion resistance of the packaged products, so that the food can achieve commercial sterility and extend the shelf life, thus meeting the standards for product listing. This product is a special-shaped expansion can, which requires higher production technology. The overflow volume of the empty can is larger than that of conventional metal cans with the same opening size. Moreover, the dumbbell-shaped tinplate three-piece can has a unique shape, and can be processed, printed and decorated in various ways on the outer wall of the can to improve the beauty of the product and promote product publicity. This product is currently mainly used for milk powder, protein powder and other contents.