Based on the background of this research, the factors that influence Supply Chain Management is unknown. Factors that can influence Supply Chain Management are the Supplier Management Strategy and Customer Relationship Strategy. This study aims to determine the influence of the Supplier Management Strategy Customer Relationship Strategy partially or simultaneously on Supply Chain Management System and to find out how much all independent variables contribute to the dependent variable. The independent variables used in this study are the Supplier Management Strategy and Customer Relationship Strategy, while the dependent variable is Supply Chain Management System. This research uses an explanatory research type with a quantitative approach. The data used in this study is primary data from questionnaire comes from the 30 respondents who are the actors of Supply Chain Management at Bulog Divre Jateng. The output of this study shows that both variables influence Supply Chain Management simultaneously. Meanwhile, partially, the Supplier Management Strategy variable has a positive and significant effect on Supply Chain Management System. Customer Relationship Strategy variable has a positive and significant effect on Supply Chain Management System.