TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: Inorganic nano-particle is nano silicon dioxide (SiO2), nano titanium dioxide (TiO2), nano zirconium phosphate (Zr(HPO4)), or nano zirconium dioxide (ZrO2) water retention particle. Preferred Catalysts: Catalyst is platinum (Pt) or Pt alloy catalyst PtxMy or PtxMyNz:M, N=any metal elements of Ru, Pd, Rh, Ir, Os, Fe, Cr, Ni, Co, Mn, Cu, Ti, Sn, V, Ca, or Mo;x, y, z=mass ratio of 0-100;x+y=100; andx+y+z=100.For a load catalyst, carrier is nanometer graphitized carbon black, mesoporous carbon, conductive ceram, graphite, carbon nanotube, or carbon nanofiber. Preferred Process: Process involves using catalyst, or oxidation treatment is carried out in advance, the pre-treatment process involves: putting the catalyst in nitric acid (HNO3), H2SO4, hydrogen peroxide (H2O2), ammonium peroxydisulfate ((NH4)2S2O8), sodium hypochlorite (NaClO), perchloric acid (HClO4), or phosphoric acid (H3PO4) oxidant, heating and refluxing for 2-10 hours at room temperature to 100 degrees C, filtering, using de-ionized water to clean, drying for 12-24 hours at 70-90 degrees C in vacuum.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: Porous polymer proton exchange membrane comprises porous polymer and filler. Filler is porous exchange resin or porous exchange resin and the inorganic nano-particle. Porous polymer is an expanded polyfluortetraethylene membrane, expanded polyvinylidene fluoride membrane, or expanded polypropylene membrane. Porous exchange resin is a perfluorinated sulfonic resin or a sulfonated thermostable polymer with the proton exchange function which is sulfonated polyethersulfone resin, sulfonated polyphenylene sulfide resin, sulfonated polybenzimidazole resin, sulfonated polyethene resin, sulfonated polyimide resin, sulfonated polystyrene resin, sulfonated syndiotactic polystyrene resin, sulfonated trifluoroethylene resin, polymethyl phenyl sulfonate siloxane resin, sulfonated polystyrene-polyethylene copolymer resin, sulfonated polystyrene-polyethylene/polybutene-polystyrene resin, sulfonated polyoxyphenylene resin, sulfonated polyether-ether-ketone resin. Porous polymer proton exchange membrane comprises porous exchange resin monomer, whose porosity is not less than 60%. Preferred Parameters: Average aperture of the porous polymer is 0.2-2 mu m, average thickness is not greater than 50 mu m, and porosity is not less than 60%.