TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The first porous substrate has a machine direction. A first porous base material is identical to the machine direction or a horizontal axis direction. A second porous base material is identical to a width direction or a longitudinal direction, and is crossly arranged in the first porous base material. An angle of the first porous base material and the second porous base material is 30-90 degrees . A third porous base material is arranged between the first porous base material and the second porous base material. The separator further comprises inorganic particles, and a polymer binder having a porous coating layer. The inorganic particles have lithium ion transfer capability, and permittivity constant of greater than or equal to 5. The anode includes an anode active material comprising a lithium metal, a carbonaceous material, a metal compound or their mixtures. The metal compound is silicon, germanium, tin, lead, phosphorus, antimony, bismuth, aluminum, gallium, indium, titanium, manganese, iron, cobalt, nickel, copper, zinc, silver, magnesium, strontium and barium. The cathode includes a cathode active material comprising lithium containing oxide. The inorganic particles include lithium compound, barium titanate, lead zirconium titanium oxide (Pb(Zra Ti1-a)O3), lead lanthanum zirconium titanium oxide (Pb1-aLaaZr1-bTiyO3), lead magnesium niobium titanium oxide (((1-a)Pb(Mg1/3Nb2/3)O3)-aPbTiO3), hafnium oxide, strontium titanate, tin oxide, cerium dioxide, magnesium oxide, nickel oxide, calcium oxide, zinc oxide, zirconium dioxide, yttrium trioxide, aluminum trioxide, silicon carbide and titanium dioxide. The lithium compound is lithium phosphate, lithium titanium phosphate ((LixTi)y1(PO4)3), lithium aluminum titanium phosphate (Lix1Aly2Tiz1 (PO4)3), lithium aluminum titanium phosphate ((LiAlTiP)x2Oy3), lithium lanthanum titanate (LixLayTiO3), lithium germanium thiophosphate (Lix4Gey5Pz1Sw1), lithium nitrides ((Lix5N)y6), lithium silicon sulfide (Lix6Siy7Sz2) or lithium phosphorus sulfide (Lix7Py7Sz3). The lithium containing oxide is lithium-containing transition metal oxide that is lithium cobalt oxide, lithium nickel oxide, lithium manganese oxide, lithium nickel cobalt manganese oxide (Li(Nia1Cob1Mnc)O2), lithium nickel yttrium oxide (LiNi1-dCodO2), lithium cobalt manganese oxide (LiCo1-eMneO2), lithium nickel manganese oxide (LiNi1-fMnfO2), lithium nickel cobalt manganese oxide (Li(NigCohMni)O4), lithium manganese nickel oxide (LiMn2-jNijO4), lithium manganese cobalt oxide (LiMn2-kCokO4), lithium cobalt phosphate or lithium iron phosphate.a, b = 0 or 1;x, x1, x3, y6, y7 = 0-2;y1, z1, y4, x6, x7, y7 = 0-3;y2 = 0-1;x2, x4, x5, z2 = 0-4;y3 = 0-13;y5, z1 = 0-1;w1 = 0-5;z3 = 0-7;a1, b1, c = 0-1;a1+b1+c = 1;d, e, f = 0-1;g, h, i, j, k = 0-2; andg + h+ i = 2.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The first porous base material, the second porous base material and the third porous base material include polyethylene, polypropylene, polybutylene, polypentene, polyethylene terephthalate, polybutylene terephthalate, polyester, polyacetal, polyamide, polycarbonate, polyimide, polyetheretherketone, polyethersulfone, polyphenylene oxide, polyphenylene sulfide and polyethylene naphthalene. The polymer binder is polyvinylidene fluoride, hexafluoro propylene, polyvinylidene fluoride-co-hexafluoro propylene, polyvinylidene fluoride-cotrichloroethylene, polyacrylonitrile, polyvinylpyrrolidone, polyvinylacetate, polyethylene-co-vinyl acetate, polyethylene oxide, cellulose acetate butyrate, cyanoethylpullulan, cyanoethylpolyvinylalcohol, cyanoethylcellulose, cyanoethylsucrose or carboxyl methyl cellulose.