An injection molding system comprising: a recipe storage microcontroller MCU mounted to an exchangeable mold (40, 1002) of an injection molding machine and storing current recipe data comprising a target pressure profile to be met in an injection molding process on the injection molding machine in which an actuator (45, 1940) drives one or more valve pins (1040, 1041, 1042) to control the rate of flow of injection material through a gate (1032, 1024, 1036) of a mold cavity during one injection molding cycle by controlling the position of the valve pin (1040, 1041, 1042) relative to the gate (1032, 1024, 1036), wherein the current recipe data is stored on the recipe storage MCU prior to being mounted on the injection molding machine; a flow controller, including a flow control microcontroller MCU, remote from the mold (40, 1002) configured to transmit signals to the actuator to dynamically control the movement of the actuator (45, 1940) and associated valve pin (1040, 1041, 1042), the flow controller being configured to receive and automatically read the current recipe data from the recipe storage MCU without requiring human operator input or programming of the flow control MCU and to implement the current recipe data by executing flow control computer instructions stored on the flow controller MCU to generate the signals for dynamically controlling movement of the actuator (45, 1940) and associated valve pin (1040, 1041, 1042) according to the recipe data during the one injection cycle in order to meet the target pressure profile based upon feedback received by the flow controller from a pressure sensor (1950, 1951, 1952). a recipe storage microcontroller MCU mounted to an exchangeable mold (40, 1002) of an injection molding machine and storing current recipe data comprising a target pressure profile to be met in an injection molding process on the injection molding machine in which an actuator (45, 1940) drives one or more valve pins (1040, 1041, 1042) to control the rate of flow of injection material through a gate (1032, 1024, 1036) of a mold cavity during one injection molding cycle by controlling the position of the valve pin (1040, 1041, 1042) relative to the gate (1032, 1024, 1036), wherein the current recipe data is stored on the recipe storage MCU prior to being mounted on the injection molding machine; a flow controller, including a flow control microcontroller MCU, remote from the mold (40, 1002) configured to transmit signals to the actuator to dynamically control the movement of the actuator (45, 1940) and associated valve pin (1040, 1041, 1042), the flow controller being configured to receive and automatically read the current recipe data from the recipe storage MCU without requiring human operator input or programming of the flow control MCU and to implement the current recipe data by executing flow control computer instructions stored on the flow controller MCU to generate the signals for dynamically controlling movement of the actuator (45, 1940) and associated valve pin (1040, 1041, 1042) according to the recipe data during the one injection cycle in order to meet the target pressure profile based upon feedback received by the flow controller from a pressure sensor (1950, 1951, 1952).