(3) The principle of rational and effective use of limited resourcesThe purpose of the enterprise to prepare the budget is to strengthen internal operation and management and improve economic efficiency. The two are closely related. Therefore, while ensuring the optimization goals of the enterprise, it is important to consider how to use existing resources and develop potential resources, so as to make the budget more in line with the actual situation of the enterprise and meet the needs of stable and sustainable development of production and operation. This is the basic principle for preparing a comprehensive budget.(IV) Comprehensive and complete principleAny business or event that will affect the achievement of the goal shall be specifically reflected in currency or other measurement forms, so as to avoid affecting the achievement of the goal due to lack of careful consideration of the budget. Relevant budget indicators should be connected to each other, and the linkage relationship should be clear to ensure a comprehensive balance of the entire budget.