diff --git a/pay-java-common/src/main/java/com/egzosn/pay/common/util/DateUtils.java b/pay-java-common/src/main/java/com/egzosn/pay/common/util/DateUtils.java
index 1691321..cddec8b 100644
--- a/pay-java-common/src/main/java/com/egzosn/pay/common/util/DateUtils.java
+++ b/pay-java-common/src/main/java/com/egzosn/pay/common/util/DateUtils.java
@@ -58,7 +58,8 @@ public final class DateUtils {
     }
 
     public static final String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
-    public static final String YYYY_MM_DD_T_HH_MM_SS = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
+    public static final String YYYY_MM_DD_T_HH_MM_SS_SSSXXX = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
+    public static final String YYYY_MM_DD_T_HH_MM_SS_XX = "yyyy-MM-dd'T'HH:mm:ssXXX";
     public static final String YYYY_MM_DD = "yyyy-MM-dd";
     public static final String YYYYMMDD = "yyyyMMdd";
     public static final String YYYYMMDDHHMMSS = "yyyyMMddHHmmss";
diff --git a/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxCombinePayService.java b/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxCombinePayService.java
index e009e7b..a1dc98a 100644
--- a/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxCombinePayService.java
+++ b/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxCombinePayService.java
@@ -89,8 +89,8 @@ public class WxCombinePayService extends WxPayService {
         // 订单号
         parameters.put(WxConst.COMBINE_OUT_TRADE_NO, order.getOutTradeNo());
 
-        OrderParaStructure.loadDateParameters(parameters, WxConst.TIME_START, order, DateUtils.YYYY_MM_DD_T_HH_MM_SS);
-        OrderParaStructure.loadDateParameters(parameters, WxConst.TIME_EXPIRE, order, DateUtils.YYYY_MM_DD_T_HH_MM_SS);
+        OrderParaStructure.loadDateParameters(parameters, WxConst.TIME_START, order, DateUtils.YYYY_MM_DD_T_HH_MM_SS_XX);
+        OrderParaStructure.loadDateParameters(parameters, WxConst.TIME_EXPIRE, order, DateUtils.YYYY_MM_DD_T_HH_MM_SS_XX);
         initNotifyUrl(parameters, order);
         //支付场景描述
         OrderParaStructure.loadParameters(parameters, WxConst.SCENE_INFO, order);
diff --git a/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxPayService.java b/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxPayService.java
index f175615..e73284d 100644
--- a/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxPayService.java
+++ b/pay-java-wx/src/main/java/com/egzosn/pay/wx/v3/api/WxPayService.java
@@ -245,7 +245,7 @@ public class WxPayService extends BasePayService<WxPayConfigStorage> {
         parameters.put(WxConst.OUT_TRADE_NO, order.getOutTradeNo());
         //交易结束时间
         if (null != order.getExpirationTime()) {
-            parameters.put("time_expire", DateUtils.formatDate(order.getExpirationTime(), DateUtils.YYYYMMDDHHMMSS));
+            parameters.put("time_expire", DateUtils.formatDate(order.getExpirationTime(), DateUtils.YYYY_MM_DD_T_HH_MM_SS_XX));
         }
         OrderParaStructure.loadParameters(parameters, "attach", order.getAddition());
         wxParameterStructure.initNotifyUrl(parameters, order);