diff --git a/src/main/resources/static/assets/js/project_budget_plan.js b/src/main/resources/static/assets/js/project_budget_plan.js
index a4e806c..40c1e28 100644
--- a/src/main/resources/static/assets/js/project_budget_plan.js
+++ b/src/main/resources/static/assets/js/project_budget_plan.js
@@ -856,9 +856,13 @@ function updateEachCapitalInterest() {
         var underwrittenPlan = summationByClass($(this),".input-changeable-underwritten-plan-budget-plan", index);
         var repaymentPlan= summationByClass($(this),".input-changeable-repayment-plan-budget-plan", index);
 
-        var underwrittenPlanTr =f2($(this).parent().parent().find('.input-changeable-underwritten-plan-budget-plan').val())
-        var repaymentPlanTr=f2($(this).parent().parent().find('.input-changeable-repayment-plan-budget-plan').val())
-        var capitalInterest = f2((underwrittenPlanTr-repaymentPlanTr)*underwrittenPlanTaxRate/100/12);
+        // var underwrittenPlanTr =f2($(this).parent().parent().find('.input-changeable-underwritten-plan-budget-plan').val())
+        // var repaymentPlanTr=f2($(this).parent().parent().find('.input-changeable-repayment-plan-budget-plan').val())
+        var money=f2($(this).parent().parent().find('.input-changeable-fund-balance-budget-plan').val())
+        var capitalInterest = f2(money*underwrittenPlanTaxRate/100/12)*-1;
+        if(capitalInterest<0){
+            capitalInterest=0
+        }
         // 如果余额为负数
         // if(underwrittenPlan>repaymentPlan){
         //     var capitalInterest = f2((underwrittenPlan-repaymentPlan)*0.08/12)*-1;
@@ -867,7 +871,6 @@ function updateEachCapitalInterest() {
         // }
 
         total += capitalInterest;
-        console.log($(this),underwrittenPlanTr,repaymentPlanTr);
 
         $(this).val(f2Fixed(capitalInterest));