NOVELTY - A polymer lithium vanadium phosphate power battery comprises positive pole, negative pole, grommet, polymer gel electrolyte, and shell of the battery; where the positive pole comprises active substance on the positive pole, binder, conductive agent, and current collector on the positive pole; the active substance on the positive pole is made of lithium vanadium phosphate; the binder is made of polyvinylidene fluoride; and the conductive agent is made of conductive carbon black, superconducting carbon, conductive graphite, crystalline flake graphite, or carbon nanotube.    USE - The polymer lithium vanadium phosphate power battery is useful for providing power source to electric tools and electro-car.    DETAILED DESCRIPTION - A polymer lithium vanadium phosphate power battery comprises positive pole, negative pole, grommet, polymer gel electrolyte, and shell of the battery; where the positive pole comprises active substance on the positive pole, binder, conductive agent, and current collector on the positive pole; the active substance on the positive pole is made of lithium vanadium phosphate; the binder is made of polyvinylidene fluoride; the conductive agent is made of conductive carbon black, superconducting carbon, conductive graphite, crystalline flake graphite, or carbon nanotube; the current collector on the positive pole is made of aluminum foil; the negative pole comprises negative materials, conductive agent, thickener, binder, and current collector on the negative pole; the conductive agent is made of conductive carbon black, superconducting carbon, or conductive graphite; the thickener is made of carboxymethyl cellulose sodium; the binder is made of styrene-butadiene rubber; the current collector on the negative pole is made of aluminum foil; the battery cell comprises (wt.%) lithium vanadium phosphate (81-94), superconducting carbon (1-6.5), superconducting carbon black (0-2.5), crystalline flake graphite (0-2.5), carbon nanotube (0-2), and polycinylidene fluoride (4-7.5); and the negative pole comprises (wt.%) material for negative pole (87-95), superconducting carbon (1-5.5), conductive carbon black (0-2), conductive graphite (0-2), styrene-butadiene rubber (1.5-3.5), and carboxymethylcellulose sodium (1.5-2). An INDEPENDENT CLAIM is a preparation method of the polymer lithium vanadium phosphate power battery.