An automated system for managing product quality, the automated system comprising: container processing plants each comprising a number of processing machines including a filling machine having a product tank and filling units provided with valves designed to selectively couple containers to the product tank and fill the containers with liquid, the automated system further comprising: a number of machine control units, each operatively coupled to a respective processing machine including said filling machine to control filling times and/or flowrate, of liquid flowing through said filling unit, each machine control unit configured to: acquire operating data including filling time and/or flowrate (Fmax, Fmin) from monitoring sensors coupled to the filling machine; perform a pre-analysis of the acquired operating data, to determine measurements of performance parameters indicative of a performance of operations executed in the filling machine; monitor the performance parameter measurements, to determine an anomalous event in which said measurements drift outside a predetermined range indicative of a desired normal operating condition; a central managing unit, configured to: acquire from the machine control units a subset of the respective performance parameter measurements, upon determination, by the machine control units of said anomalous events; process the acquired performance parameter measurements received from the various container processing plants and processing machines in isolation and in combination and performing analysis in relation to performance of the various processing machines of a same container processing plant and/or of various different container processing plants in order to determine corrective actions to be performed in the processing machines to maintain a desired product quality. a number of machine control units, each operatively coupled to a respective processing machine including said filling machine to control filling times and/or flowrate, of liquid flowing through said filling unit, each machine control unit configured to: acquire operating data including filling time and/or flowrate (Fmax, Fmin) from monitoring sensors coupled to the filling machine; perform a pre-analysis of the acquired operating data, to determine measurements of performance parameters indicative of a performance of operations executed in the filling machine; monitor the performance parameter measurements, to determine an anomalous event in which said measurements drift outside a predetermined range indicative of a desired normal operating condition; a central managing unit, configured to: acquire from the machine control units a subset of the respective performance parameter measurements, upon determination, by the machine control units of said anomalous events; process the acquired performance parameter measurements received from the various container processing plants and processing machines in isolation and in combination and performing analysis in relation to performance of the various processing machines of a same container processing plant and/or of various different container processing plants in order to determine corrective actions to be performed in the processing machines to maintain a desired product quality.