The invention discloses an intelligent manufacturing method and system; the method comprises the following steps: receiving order product confirm information, splitting the order products into a plurality of order sub-modules according to basic module, variable module and specific module classifications, and creating a production order and forming purchase information; forming production scheduling information of the order products according to the production order; assembling the plurality of order sub-modules into order products according to the production scheduling information when the purchase is finished. The method splits the order products into the plurality of order sub-modules according to basic module, variable module and specific module classifications, makes production scheduling information, purchases the order sub-modules according to the basic module and variable module classifications, online arranges the specific module 3D printing, finishes order product assembling according to the production scheduling information, automatically online detects the products, packages the products, and forms dispensing logistics information, thus customizing products according to user demands, and satisfying user daily growing diversified and customized demands.