NOVELTY - Manufacturing of flexible substrate laminate integrated fuel cells comprises using printed circuit board process utilizing flexible circuit substrate, manufacturing membrane electrode assembly layer, utilizing lamination or bonding process to bond the layers, and cathode current collection layer into fuel cell reactive layer from top to down, utilizing flexible substrate, and bonding fuel cell reactive layer and flow layer.    USE - For manufacturing of flexible substrate laminate integrated fuel cells, e.g. flexible substrate laminate integrated direct methanol fuel cell.    ADVANTAGE - The invention provides printed circuit board process that is easy manufacture, low cost, light weight, convenient usage and less space limit fuel cells.    DETAILED DESCRIPTION - Manufacturing of flexible substrate laminate integrated fuel cells comprises using printed circuit board process utilizing flexible circuit substrate used by printed circuit board to form anode current collection layer and cathode current collection layer; manufacturing membrane electrode assembly layer; utilizing lamination or bonding process to laminate the anode current collection layer, membrane electrode assembly layer, and cathode current collection layer into fuel cell reactive layer from top to down; utilizing flexible substrate to form flow layer; and bonding the fuel cell reactive layer and flow layer to complete the manufacturing of flexible substrate laminate integrated fuel cell.    An INDEPENDENT CLAIM is included for flexible substrate laminate integrated fuel cell comprising fuel reactive layer, and flow layer. The fuel cell reactive layer comprises anode current collection layer, made by flexible circuit substrate, cathode current collection layer made by flexible circuit substrate, and membrane electrode assembly layer using lamination or bonding process to closely sandwiched between the anode current collection layer and cathode current collection layer. The flow layer is made by flexible substrate using printing or prepreg lamination mechanism using bonding medium to laminate with the fuel cell reactive layer and compressing or high temperature curing for laminated fuel cell reactive layer and flow layer by thermal pressure machine.    DESCRIPTION OF DRAWING(S) - The figure shows a flow diagram of manufacturing method of the flexible substrate laminate integrated fuel cell.