This text established global production network dynamic state evolve medium of Original Equipment Manufacturing (OEM) role transfer in the game theory model. Take OEM as an angle of view, construct OEM from own the brand Manufacturing (OBM) in the game theory model and analyzed OEM at from create the control that the brand breakthrough production network Control plains has a core enterprise, then complete the process of role transfer, theories process in the game model of OEM and OBM and it Nash well equilibrium solution, and put forth further the transformation that is operated toward the brand by the OEM role transfer of 3 kinds of modes.