▎ 摘　　要

NOVELTY - The utility model claims a multilayer body, electrode and electrochemical energy storage device. multilayer body comprises the sequentially laminated first reducing the graphene oxide, electrochemically active material layer and second reduction-oxidation graphene. the electrode comprises the multilayer. the multilayer body or electrode for an electrochemical energy storage device, an electrochemical energy storage device exhibits good cycle performance and multiplying power performance.