It is shown how that the establishment of Kaizen tools can greatly improve the productivity of a Company producing mobile phones. This action-research made a diagnosis of a single assembly line to serve as a prototype of a companywide project, selecting a team to deploy the Kaizen tools as well as a 5S policy, leading to standards of all operations needed for the completion of high quality handsets. Throughout this article, a critical view of the entire development process, enhancing actions necessary to actually improve all steps necessary in the assembly lines operations. The prototype line was completed and all the standard operations recorded in order to disseminate this knowledge over all assembly lines
