NOVELTY - Preparing anode composite catalyst platinum-molybdenum oxide (Pt-MoOx), comprises: (i) hydrothermal synthesizing and carbonizing the carbon phenolic spheres (CPS) of catalyst; (ii) adding concentrated hydrochloric acid into ammonium molybdate to obtain ammonium solution, adding sodium borohydrate solution to obtain hydrogen molybdenum alloy colloidal sol; (iii) placing the processed CPS in the hydrogen molybdenum complex colloidal sol, dehydrating to obtain hydrogen molybdenum alloy/CPS, heating to obtain molybdenum oxide/CPS; and (iv) adding molybdenum oxide/CPS in the mixing solution.    USE - The anode composite catalyst platinum-molybdenum oxide is useful in direct-methanol fuel cells.    ADVANTAGE - The method provides catalyst exhibiting good appearance with high activity of methanol electro-catalysis and high anti-poisoning effect of the obtained intermediate product.    DETAILED DESCRIPTION - Preparing anode composite catalyst platinum-molybdenum oxide (Pt-MoOx), comprises: (i) hydrothermal synthesizing and carbonizing the CPS of catalyst; (ii) adding concentrated hydrochloric acid into ammonium molybdate to obtain ammonium solution, adding sodium borohydrate solution in the ammonium solution for generating hydrogen molybdenum alloy (HxMoO3) colloidal sol; (iii) placing the processed CPS in the hydrogen molybdenum complex colloidal sol, dehydrating at 60-80 degrees C, drying for 2-6 hours at 80-100 degrees C to obtain hydrogen molybdenum alloy/carbon phenolic spheres (HxMoO3/CPS), heating hydrogen molybdenum alloy/ CPS for 0.5-2 hours at 600-1000 degrees C to obtain molybdenum trioxide/CPS (MoOx/CPS); and (iv) adding molybdenum oxide/CPS in the mixing solution of the ethylene glycol solution of hexachloroplatinic acid and sodium hydroxide, filling nitrogen, heating and refluxing for 2-4 hours at 120-160 degrees C, centrifuging, washing and drying. An INDEPENDENT CLAIM is also included for the anode composite catalyst platinum-molybdenum oxide by the above mentioned method.