The goal of this diploma thesis is optimization of material flow in CONTINENTAL ASS, s.r.o., company which is situated in Zvolen. Continental is a production company specialized on production of the high performance brake calliper for the leading car companies all around the world. The introduction part is about theoretical analysis of the problem. The second part shows practical solution of the problem. With computer simulation TECNOMATIX Plant Simulation 12 will create model of material flow for distribution of the lines. Assessment of simulation results with current state in production process will be explained in the last part of diploma thesis.