The preparation technology of graphene/conductive polymer composite electrode material is a composite preparation technology with conductive polymer as the electrode material and graphene as the conductive material and matrix material developed by the central team and with independent intellectual property rights. The excellent electrical, mechanical and optical properties of graphene determine its broad application prospects. The obvious advantages of this technology are: strong applicability; It is also suitable for the composite of graphene and other materials; The preparation cycle is short: graphene is used as the conductive material and the matrix material are compounded by physical or chemical methods, which requires a short process; The preparation process is simple; It can be obtained through liquid phase dispersion treatment process; Excellent performance of the product: graphene/conductive polymer composite electrode material has excellent performance due to its high conductivity, high mechanical strength and bending resistance.