Use of a plastic extrusion system for producing nonwovens or films, comprising a plurality of system components (2, 3, 4, 9), wherein the plurality of system components (2, 3, 4, 9) comprises an extruder and a collection device for collecting the extruded plastic, wherein the plastic extrusion system comprises a user interface, wherein the user interface is configured for inputting and outputting data of the plastic extrusion system, wherein the user interface comprises a mobile terminal with a screen having a graphical interface, wherein the user interface includes a camera, wherein the plastic extrusion system is assigned at least one information source (8, 11, 13, 14) and preferably a plurality of information sources (8, 11, 13, 14), wherein the user interface is adapted so that it offers access to the at least one information source (8, 11, 13, 14) and preferably to the plurality of information sources (8, 11, 13, 14), characterized in that the user interface comprises a read module (7, 10) and the read module (7, 10) is configured in such a manner that it can identify the system component (2, 3, 4, 9) based on read data relating to a system component (2, 3, 4, 9), the user interface is configured to display information from the at least one information source (8, 11, 13, 14) or from several of the plurality of information sources (8, 11, 13, 14) relating to the identified system component (2, 3, 4, 9) on the screen of the user interface which information goes beyond the information content of the read data read out by the read module (7, 10), wherein a marker is arranged on at least one system component (2, 3, 4, 9) and the read module (7, 10) is configured to read out the marker, or wherein the camera together with an object identification software forms the read module in order to identify one or more system components (2, 3, 4, 9). wherein the plastic extrusion system comprises a user interface, wherein the user interface is configured for inputting and outputting data of the plastic extrusion system, wherein the user interface comprises a mobile terminal with a screen having a graphical interface, wherein the user interface includes a camera, wherein the plastic extrusion system is assigned at least one information source (8, 11, 13, 14) and preferably a plurality of information sources (8, 11, 13, 14), wherein the user interface is adapted so that it offers access to the at least one information source (8, 11, 13, 14) and preferably to the plurality of information sources (8, 11, 13, 14), characterized in that the user interface comprises a read module (7, 10) and the read module (7, 10) is configured in such a manner that it can identify the system component (2, 3, 4, 9) based on read data relating to a system component (2, 3, 4, 9), the user interface is configured to display information from the at least one information source (8, 11, 13, 14) or from several of the plurality of information sources (8, 11, 13, 14) relating to the identified system component (2, 3, 4, 9) on the screen of the user interface which information goes beyond the information content of the read data read out by the read module (7, 10), wherein a marker is arranged on at least one system component (2, 3, 4, 9) and the read module (7, 10) is configured to read out the marker, or wherein the camera together with an object identification software forms the read module in order to identify one or more system components (2, 3, 4, 9).