The bachelor thesis deals with a current topic of optimization and constant improvement of processes. In the theoretical part of the thesis, there are described basic terms related to a process. Further, methods such as SIPOC, DMAIC, cascademap and flowchart are used to map and visualize the process. Everything is supported by the standard ČSN ISO 5807. The thesis also explains the methods of sorting data and making decisions. Basic methods of improvement such as Kaizen, TOC, standardization or brainstorming are also included to support the whole topic. The practical part focuses on the company itself and describes how its improvement proposals are approved. This process is then displayed in a flowchart that shows the complexity and difficu...