diff --git a/smart-switch-ruoyi/smart-switch-common/src/main/java/com/ruoyi/common/pay/syb/util/SybUtil.java b/smart-switch-ruoyi/smart-switch-common/src/main/java/com/ruoyi/common/pay/syb/util/SybUtil.java
index 8fcfa9a7..c3cb1ed0 100644
--- a/smart-switch-ruoyi/smart-switch-common/src/main/java/com/ruoyi/common/pay/syb/util/SybUtil.java
+++ b/smart-switch-ruoyi/smart-switch-common/src/main/java/com/ruoyi/common/pay/syb/util/SybUtil.java
@@ -222,7 +222,7 @@ public class SybUtil {
 		Map reqMap = request.getParameterMap();
 		for(Object key:reqMap.keySet()){
 			String value = ((String[])reqMap.get(key))[0];
-			System.out.println(key+";"+value);
+//			System.out.println(key+";"+value);
 			map.put(key.toString(),value);
 		}
 		return map;
diff --git a/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/domain/enums/PayBillStatus.java b/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/domain/enums/PayBillStatus.java
index 275e53e4..ad08a51a 100644
--- a/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/domain/enums/PayBillStatus.java
+++ b/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/domain/enums/PayBillStatus.java
@@ -33,4 +33,9 @@ public enum PayBillStatus {
     public static List<String> getCanCancelList() {
         return asList(WAIT_PAY, PAYING);
     }
+
+    // 已经支付过的状态
+    public static List<String> payedList() {
+        return asList(PAY_SUCCESS, REFUNDING, REFUNDED);
+    }
 }
diff --git a/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/service/impl/PayBillServiceImpl.java b/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/service/impl/PayBillServiceImpl.java
index 98373fca..d9bd8ce9 100644
--- a/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/service/impl/PayBillServiceImpl.java
+++ b/smart-switch-service/src/main/java/com/ruoyi/ss/payBill/service/impl/PayBillServiceImpl.java
@@ -257,8 +257,12 @@ public class PayBillServiceImpl implements PayBillService
     }
 
     private void handleSuccess(PayBillVO payBill, LocalDateTime payTime) {
-        log.info("获取支付订单:{}", payBill);
         ServiceUtil.assertion(payBill == null, "支付订单不存在");
+        log.info("获取支付订单:{}", payBill.getPayNo());
+        // 若已经支付成功，则跳过
+        if (PayBillStatus.payedList().contains(payBill.getStatus())) {
+            return;
+        }
         ServiceUtil.assertion(!PayBillStatus.PAYING.getStatus().equals(payBill.getStatus()), "该支付订单不是正在支付的支付订单");
 
         transactionTemplate.execute(status -> {
diff --git a/smart-switch-service/src/main/java/com/ruoyi/ss/transactionBill/service/impl/TransactionBillServiceImpl.java b/smart-switch-service/src/main/java/com/ruoyi/ss/transactionBill/service/impl/TransactionBillServiceImpl.java
index 6810a5e5..3f9c97e9 100644
--- a/smart-switch-service/src/main/java/com/ruoyi/ss/transactionBill/service/impl/TransactionBillServiceImpl.java
+++ b/smart-switch-service/src/main/java/com/ruoyi/ss/transactionBill/service/impl/TransactionBillServiceImpl.java
@@ -1440,7 +1440,7 @@ public class TransactionBillServiceImpl implements TransactionBillService, After
             // 按比例计算退款金额
             BigDecimal refundAmount = dto.getRefundAmount();
             BigDecimal refundRate = refundAmount.divide(bill.getMoney(), 2, RoundingMode.HALF_UP); // 退款金额比例
-            BigDecimal refundServiceAmount = bill.getServiceCharge().multiply(refundRate); // 退款的手续费
+            BigDecimal refundServiceAmount = bill.getServiceCharge().multiply(refundRate).setScale(2, RoundingMode.HALF_UP); // 退款的手续费
             BigDecimal refundMchAmount = refundAmount.subtract(refundServiceAmount);    // 退款的商户余额
             userService.subtractBalance(bill.getMchId(), refundMchAmount, dto.getRefundReason(), RecordBalanceBstType.RECHARGE, bill.getBillId());