An industrial printing system having a plurality of print servers, printing apparatuses, and inspecting apparatuses and performing variable printing of print data for production printing, wherein
- each of the plurality of print servers comprises:
- an inspection master generating unit configured to generate master data for inspection in which inspection processing and good-quality standard are set for the print data;
- a processing management unit configured to transmit the print data and the master data generated by the inspection master generating unit to another print server and request processing;
- each of the inspecting apparatuses is configured to inspect printed matter of the print data based on the master data;
- and
- the master data includes a character and image master, wherein the character and image master is character data of an object for inspection or image data of an area of the object, and serves as an inspection master for comparison.