The manufacturing system includes an industrial robot, a plurality of work devices, a plurality of unit frames, each of the work devices being mounted on a corresponding one of the unit frames, and a data storage storing a robot control program describing operations of the industrial robot with the work devices. Each of the operations is described using at least one reference point marked on a corresponding one of the unit frames as a reference position. The unit frames are configured detachable to a base frame on which the industrial robot is mounted.