Abstract: A computer-based method for playing multimedia files at a workstation in a production line is disclosed. The method comprises: (a) detecting periodically if a current time has reached a scheduled play time to play one or more multimedia files according to a play file schedule stored in a storage system at the workstation; (b) in response to the current time reaching the scheduled play time, downloading the multimedia files from a database system to the storage system upon condition that the multimedia file does not exit in the storage system; (c) playing the multimedia file via a display device.