Abstract: The invention discloses a data processing system and method for managing production information associated with N1 electronic products requested according to a work order. N2 main devices are prepared based on the information of the work order and produced through a manufacturing line to produce N3 semi-products, and further through an assembling line to produce the N1 electronic products. Each of the main devices is provided with a respective first identification code at the start of the manufacturing line. Each of the semi-products is provided with a respective second identification code at the start of the assembling line.