The purpose of this research is to describe SPMI policy management to improve school performance in SMK. This research is a quantitative descriptive study with the data used is the population, namely all teachers at Al-Multi Vocational School and Technology Development Vocational School in Subang Regency, totaling 58 respondents. Data collection was carried out by distributing questionnaires directly to respondents with 25 statements. In this study, the independent variables consisted of policy management and SPMI, while the dependent variable was improving the performance of SMK teachers using SPSS V.23 software. Testing the instrument using multiple linear regression analysis with t test f test and (R2). The results of the research on policy management independent variables and SPMI variables on improving the performance of SMK school teachers have a partial effect on improving school teacher performance and the SPMI variable has a partial effect on improving school teacher performance. The results of the F test show that the independent variables of policy management and SPMI jointly or simultaneously affect the dependent variable (Improvement of School Teacher performance) positively and significantly. The results of the Adjust R Square coefficient of determination (R2) test show that the variable teacher performance improvement can be explained by policy management and SPMI variables and the rest can be explained by other variables outside of this research variable. Conclusion In general, based on research results, it can be concluded. Shows that the respondents' answers to the policy management variable are included in the good category, this can be seen from the resulting average score of 3.16 and based on the average score range is 2.61 - 3.40 which means it is included in the category Fairly good rating. The System Variable is in the good category, this can be seen from the resulting average score of 3.52 and based on the range of average scores it is in the range of 3.41 – 3.20 which means it is in the good rating category. Variable Increase is in the pretty good category, this can be seen from the average score produced 3.40 and based on the average score range is 2.61 – 3.40 which means it is in the Fairly good rating category.