Adopting a new high-barrier coating technology, combined with the patented technology of hollow direct vacuum aluminum plating, to achieve pure paper-based materials that are oil and moisture resistant, microwave heating, and freezer storage functions. It replaces traditional non-recyclable paper-plastic packaging, is biodegradable and recyclable, contains no fluorine, no PVDC, and can be normal pulped. Widely used in the field of microwaveable food packaging bags. Custom packaging according to demand.nKIT≥12