▎ 摘　　要

NOVELTY - A graphene-nanoparticle complex comprises graphene, a plant extract and a metal compound. USE - Graphene-nanoparticle complex (claimed). ADVANTAGE - The graphene-nanoparticle complex can be manufactured by simple and environmentally-friendly process, without using toxic compound and solvent. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of graphene-nanoparticle complex.