Easy-to-pull opening guard ring and manufacturing method thereof

Disclosed are an easy-to-pull opening guard ring and a manufacturing method thereof. The easy-to-pull opening guard ring mainly comprises an easy-to-pull can, an easy-to-pull lid, an easy-to-pull opening, a crimped edge and the like. A guard ring body is arranged on the surface of the easy-to-pull opening and covers edge burrs of the easy-to-pull opening, a hollow tube is arranged on the rim periphery of the guard ring body, and the hollow tube is elastic, soft and smooth and achieves safety protection and comfort effect on the lips or nose. A hook groove is arranged in the guard ring body and closely wraps the rim of the opened easy-to-pull opening, so that one hand extends into the easy-to-pull can without being scratched. A flange is arranged at the outer edge of the guard ring body and fixed with the periphery of the easy-to-pull lid. The small paper hollow-tube guard ring body can be attached to the easy-to-pull opening in a small area, and benefit effect of integration of the guard ring body and the lid surface of the easy-to-pull can is achieved.