TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The positive electrode is formed by connecting electrode sheet taking lithium-ion intercalation compound in lithium ion battery as active substance with electrode sheet made from porous carbon material in double-layer super capacitor in parallel. The negative electrode comprises negative carbon material electrode of lithium ion battery. The electrolyte comprises non-aqueous organic solvent electrolyte containing lithium ion salt. The lithium-ion intercalation compound comprises lithium carbonate oxide (LiCoO2), lithium manganate (LiMn2O4), lithium nitride (LiNiO2), lithium iron phosphate (LiFePO4), lithium nickel cobalt oxide (LiNi0.8Co0.2), LiNi1/3Co1/3Mn1/3O2, and/or LiMn2. The porous carbon comprises active carbon, carbon cloth, carbon fiber, carbon felt, carbon aerogel, and/or carbon nanotube. The negative carbon material comprises electrode comprising negative carbon material of lithium ion cell, comprising one MCMB, natural graphite, artificial graphite, hard carbon, and/or black carbon. The lithium ion in electrolyte is generated by lithium chlorate, lithium tetraborofloride, lithium hexafluorophosphate, lithium trifluoromethanesulfonate, lithium bis(trifluoromethanesulfonyl)imide, lithium bis(oxalate)borate and lithium hexafluoroarsenate, and Me3EtNBF4, Me2Et2NBF4, MeEt3NBF4, Et4NBF4, Pr4NBF4, MeBu3NBF4, Bu4NBF4, Hex4NBF4, Me4PBF4, Et4PBF4, Pr4PBF4 and/or Bu4PBF4.    TECHNOLOGY FOCUS - METALLURGY - Preferred Components: The collector body of positive electrode sheet comprises aluminum foil or aluminum mesh. The collector body of negative electrode sheet comprises copper foil or copper mesh.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The non-aqueous organic solvent in electrolyte comprises ethylene carbonate, propylene carbonate, gamma -butyrolactone, dimethyl carbonate, diethyl carbonate, carbonic butylene ester, ethyl methyl carbonate, methyl lactone carbonate, ethylene sulfite, acrylic ester sulfite, acetic ether and acetonitrile.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The diaphragm comprises polyethylene microporous membrane, polypropylene microporous membrane, polypropylene polyethylene composite membrane, inorganic ceramic membrane, paper diaphragm, and non-woven diaphragm. The conductive agent comprises natural graphite powder, artificial graphite powder, carbon black, acetylene black, intermediate phase carbon microballoon, hard carbon, petrol coke, carbon nanotube, and/or graphene. The binder comprises PTFE, polyvinylidene fluoride, hydroxypropyl methylcellulose, carboxymethylcellulose sodium and styrene butadiene rubber.