The invention relates to a production system (1) for hygiene products (2), in particular adult or baby diapers (2), comprising a plurality of processing stations (4, 5, ... 12) configured to produce a first product format and a plurality of processing stations (4', 5', ... 12') configured to produce a second product format, wherein the processing stations (4, 5, ... 12) for the first product format are combined in a first format change module (13) and the processing stations (4', 5', ... 12') for the second product format are combined in a second format change module (13') and wherein the first format change module (13) and the second format change module (13') can be alternately integrated into a production line (14) of the production system (1).