▎ 摘　　要

NOVELTY - The utility model discloses a dull nickel-plated and graphene-enclosed plating structure for zinc alloy die-casting parts, comprising a zinc alloy die-casting substrate, and a zinc-nickel alloy plating, a zinc alloy die casting base body, an electroless nickel plating layer, a bright nickel plating layer, a dull nickel plating layer and a graphene sealing layer that are sequentially prepared on the zinc alloy die-casting substrate from inside to outside. The dull nickel-plated and graphene-enclosed plating structure for zinc alloy die-casting parts disclosed by the utility model has green and environment-friendly preparation technology, and the plating has good corrosion resistance.