TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Composition: The anode mixed active material layer contains lithium-cobalt oxide, lithium-nickel oxide, lithium-manganese oxide, lithium-cobalt-nickel oxide, lithium-cobalt-manganese oxide, lithium-manganese-nickel oxide and lithium-cobalt-nickel-manganese oxide. The cathode mixed active material layer is lithium metal, lithium alloy, amorphous carbon, crystalline carbon, carbon complex and tin oxide. The current collector is chosen from platinum, gold, palladium, iridium, silver, ruthenium, nickel, stainless steel, aluminum, molybdenum, chromium, carbon, copper, titanium and tungsten.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The oxygen scavenger is chosen from sodium sulfite, carbohydrazide and hydrazine compound. The hydrazine compound is hydrazine sulfate or hydrazine hydrate. The anode mixed active material layer further comprises conductive material and binder. The conductive material is chosen from artificial graphite, natural graphite, carbon black, acetylene black, thermal black, carbon fiber, metal fiber, aluminum, tin, bismuth, silicon, antimony, nickel, copper, titanium, vanadium, chromium, manganese, iron, cobalt, zinc, molybdenum, tungsten, silver, gold, lanthanum, ruthenium, platinum, iridium, titanium oxide, polyaniline, polythiophene, polyacetylene and polypyrrole. The lithium secondary battery further comprises electrolyte chosen from dimethyl carbonate, diethyl carbonate, dipropyl carbonate, methylpropyl carbonate, ethylpropyl carbonate, methylethylcarbonate, ethylene carbonate, polypropylene carbonate, butylene carbonate, gamma -butyrolactone, n-methyl acetate, n-ethyl acetate, n-propyl acetate and dibutyl ether.    TECHNOLOGY FOCUS - POLYMERS - Preferred Composition: The binder is chosen from polyvinylidene fluoride, poly(vinyl acetate), polyvinyl alcohol, polyethylene oxide, polyvinyl pyrrolidone, polyvinyl ether, polymethylmethacrylate, poly(ethyl acrylate), polytetrafluoroethylene, polyvinylchloride, polyacrylonitrile, polyvinyl pyridine, styrene-butadiene rubber, acrylonitrile-butadiene rubber, ethylene-propylene-diene monomer and polyhexafluoropropylene-polyvinylidene fluoride. The separation film is made of polypropylene, polyethylene, microporous film, cloth and nonwoven fabric.