NOVELTY - Fabricating a honeycomb catalyst of nano metal oxides, comprises (a) preparing honeycomb alpha luminum oxide catalyst carrier; (b) preparing cerium nitrate solution; (c) impregnating the honeycomb catalyst of alpha luminum oxide and cerium nitrate solution; (d) dehydrating using a high-pressure air; (e) drying the honeycomb material by oven; (f) calcining the dried honeycomb material in a furnace; (g) preparing platinum (Pt); (h) impregnating the honeycomb material and Pt solution; (i) dehydrating and drying by high-pressure air; and (j) calcining honeycomb material.    USE - The process is useful for fabricating a honeycomb catalyst of nano metal oxides for natural gas reforming (claimed), and applied in the fields of fuel cells and fuel power systems.    ADVANTAGE - The honeycomb catalyst of Pt/cerium oxide/ alpha -aluminum oxide has durability over 1000 hours and a conversion rate more than 99%. The mass-production of the catalyst can be obtained with low resistance, enhanced surface activity, reduced carbon deposition, improved product performance and prolonged use life.    DETAILED DESCRIPTION - Fabricating a honeycomb catalyst of nano-metal oxides, comprises: (a) preparing honeycomb alpha luminum oxide catalyst carrier, by placing honeycomb aluminum oxide of gamma -aluminum oxide in a furnace, and processing through calcination with air, and then lowering temperature; (b) preparing cerium nitrate solution, by dissolving cerium nitrate into de-ionized water; (c) impregnating the honeycomb catalyst of alpha luminum oxide and cerium nitrate solution and staying still with reaction; (d) dehydrating the honeycomb catalyst alpha luminum oxide reacted with cerium nitrate solution, by using a high-pressure air to blow out leftover water to obtain a honeycomb material of cerium oxide/ alpha -aluminum oxide; (e) drying the dehydrated honeycomb material of cerium oxide/ alpha -aluminum oxide by an oven; (f) calcining the dried honeycomb material of cerium oxide/ alpha -aluminum oxide in a furnace with air; (g) preparing platinum (Pt) solution by dissolving chloroplatinic acid into de-ionized water; (h) impregnating the calcined honeycomb material of cerium oxide/ alpha -aluminum oxide and the Pt solution and staying still again with reaction; (i) dehydrating the honeycomb material of cerium oxide/ alpha -aluminum oxide impregnated with Pt solution by a high-pressure air to blow out leftover water and drying by an oven; and (j) fabricating honeycomb catalyst of Pt/cerium oxide/ alpha -aluminum oxide by calcining the honeycomb material of cerium oxide/ alpha -aluminum oxide reacted with the Pt solution, with air by using a furnace and then lowering temperature to a room temperature.