A component mounting line production management system for a component mounting line configured to produce component-mounted boards using multiple component mounters arranged along a conveyance path on which a circuit board is conveyed, the component mounters picking up a component supplied from a feeder using a suction nozzle and mounting the component on the circuit board, the system comprising: a production job optimization device configured to perform processing to optimize a production job executed by each of the component mounters in the component mounting line; an automatic exchanging device configured to automatically exchange feeders set on each of the component mounters in accordance with a feeder arrangement specified in the production job; and a production management device configured to acquire the production job on which optimization processing was performed by the production job optimization device, send the production job to each of the component mounters, and cause the automatic exchanging device to operate so as to change the feeder arrangement of each of the component mounters to the feeder arrangement specified in the sent production job and then cause each of the component mounters to operate, wherein the production management device is configured to acquire a production job for which optimization is incomplete from the production job optimization device before starting production, send the production job for which optimization is incomplete to each of the component mounters, and start production with the feeder arrangement specified in the production job for which optimization is incomplete, the production job optimization device is configured to continue optimization processing of the production job after production has been started, and the production management device is configured to acquire a latest production job for which optimization has progressed during production from the production job optimization device during production, update the production job being executed at each of the component mounters, cause the automatic exchanging device to operate so as to change the feeder arrangement of each of the component mounters to the feeder arrangement specified in the latest production job, then continue production. a production job optimization device configured to perform processing to optimize a production job executed by each of the component mounters in the component mounting line; an automatic exchanging device configured to automatically exchange feeders set on each of the component mounters in accordance with a feeder arrangement specified in the production job; and a production management device configured to acquire the production job on which optimization processing was performed by the production job optimization device, send the production job to each of the component mounters, and cause the automatic exchanging device to operate so as to change the feeder arrangement of each of the component mounters to the feeder arrangement specified in the sent production job and then cause each of the component mounters to operate, wherein the production management device is configured to acquire a production job for which optimization is incomplete from the production job optimization device before starting production, send the production job for which optimization is incomplete to each of the component mounters, and start production with the feeder arrangement specified in the production job for which optimization is incomplete, the production job optimization device is configured to continue optimization processing of the production job after production has been started, and the production management device is configured to acquire a latest production job for which optimization has progressed during production from the production job optimization device during production, update the production job being executed at each of the component mounters, cause the automatic exchanging device to operate so as to change the feeder arrangement of each of the component mounters to the feeder arrangement specified in the latest production job, then continue production.