diff --git a/bonus-modules/bonus-material/src/main/java/com/bonus/material/purchase/service/impl/PurchaseCheckInfoServiceImpl.java b/bonus-modules/bonus-material/src/main/java/com/bonus/material/purchase/service/impl/PurchaseCheckInfoServiceImpl.java
index 7d8bde39..ff9a259f 100644
--- a/bonus-modules/bonus-material/src/main/java/com/bonus/material/purchase/service/impl/PurchaseCheckInfoServiceImpl.java
+++ b/bonus-modules/bonus-material/src/main/java/com/bonus/material/purchase/service/impl/PurchaseCheckInfoServiceImpl.java
@@ -153,7 +153,8 @@ public class PurchaseCheckInfoServiceImpl implements IPurchaseCheckInfoService {
      */
     public static BigDecimal calculateTaxPrice(BigDecimal purchaseNoTaxPrice, BigDecimal taxRate) {
         BigDecimal one = BigDecimal.ONE;
-        return purchaseNoTaxPrice.multiply(one.add(taxRate)).setScale(2, RoundingMode.HALF_UP);
+        BigDecimal divisor = BigDecimal.valueOf(100);
+        return purchaseNoTaxPrice.multiply(one.add(taxRate.divide(divisor))).setScale(2, RoundingMode.HALF_UP);
     }
 
     /**