▎ 摘　　要

NOVELTY - A silver plating solution comprises curing agent and graphene oxide. USE - A silver plating solution for silver metal-plating material used for electrical/electronic component (claimed). ADVANTAGE - The silver metal-plating material has low electrical resistance and high hardness. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for: (1) silver metal-plating material comprising metallic substrate and silver plating layer containing the curing agent and graphene oxide which are arranged directly or indirectly on metallic substrate; and (2) manufacture of silver metal-plating material which involves plating a metallic substrate with the silver plating solution.