Abstract：Private enterprise has become an important component of private economy. In the development of private enterprises, problems in the departments and staff causes execution of the enterprise not effectively improved. The employees' quality of work without clear objectives, poor work attitude,low efficiency; and there was no outstanding leadership in the sector, there would be no elite teams of the department, as well as an effective incentive mechanism, this is an important factor limiting private enterprise implementation.So, many private enterprises start emphasizes performance management system reform in the development. Private enterprise study on private enterprise through the performance management system, private enterprise had paid attention to strategic goals of developing, decomposition of strategic objectives, performance monitoring and evaluation, application of performance assessment results. Improving private enterprise performance management system to improve executive force of private enterprise. Private enterprise employees have a good attitude and sense, increase employee productivity; sector can build excellent teams and establish effective incentive mechanism, improving sector performance. Through the study of performance management system. Not only private enterprises have an effective performance management system，but also Improved employee and department of executive power. Improve executive force of private enterprise.
Key words: Private enterprise；Executive power；Performance management system；Performance appraisal