You will be presented with a tool-based approach to MES function modules selection and implementation. Classic data observations include MES and formats such as production data acquisition (PDA), machine data acquisition (MDA) and personnel data entry, but also all other processes, a timely impact on the manufacturing/production process. The MES covers typically the business, reporting and schedule the production levels of an enterprise ERP and the actual production or production process in manufacturing and automation level. In particular, the MES of continuously controlling enforcement an existing and valid planning and feedback from the process is used.