Abstract: The present invention provides a fuel cell device, which at least comprises: at least one membrane electrode assembly, at least one fuel flow board, and at least one permeability membrane; wherein, the membrane electrode assembly is provided with an anode electrode, a cathode electrode, and an electrolyte membrane; and, the permeability membrane is configured between the membrane electrode assembly and the fuel flow board, so that the liquid fuel flowing into the fuel flow board could permeate into the permeability membrane, and reducing the density of liquid fuel permeating from the permeability membrane; and, the liquid fuel permeating from the permeability membrane is the liquid fuel with lower density, and is supplied to the anode electrode of the membrane electrode assembly for electrochemical reaction.

Abstract: The invention proposes a membrane electrode assembly of a fuel cell and its fabrication method thereof. The membrane electrode assembly comprises: a proton exchange membrane; an anode layer that is disposed on a surface of the proton exchange membrane; a first cathode catalyst layer comprising at least one hydrophobic material that is disposed on the other surface of the proton exchange membrane; a second cathode catalyst layer comprising at least one hydrophilic material that is disposed on the surface of the first cathode catalyst layer; a cathode micro-porous layer that is disposed on the surface of the second cathode catalyst layer, and a cathode gas diffusion layer that is disposed on the surface of the cathode micro-porous layer.