diff --git a/lc123/cloud/app/plugin/operate/sys/ValiddaysSavePlugin.java b/lc123/cloud/app/plugin/operate/sys/ValiddaysSavePlugin.java
index e865be3..9d411c2 100644
--- a/lc123/cloud/app/plugin/operate/sys/ValiddaysSavePlugin.java
+++ b/lc123/cloud/app/plugin/operate/sys/ValiddaysSavePlugin.java
@@ -54,14 +54,17 @@ public class ValiddaysSavePlugin extends AbstractOperationServicePlugIn implemen
         for (DynamicObject dataEntity : dataEntities) {
             String dynamicObjectType = dataEntity.getDynamicObjectType().getName();
             Date currentDate = new Date();//当前日期
-            int remainingDays = 0;
+            int remainingDays = 2147483647;
             if (StringUtils.equals(dynamicObjectType, "bd_supplier")) {
+                //单据头 证照剩余最小有效天数 初始化
+                dataEntity.set("tqq9_minvaliddays", remainingDays);
                 //医疗器械生生产许可证
                 Date tqq9_datefield1 = dataEntity.getDate("tqq9_datefield1");//失效日期
                 if (tqq9_datefield1 != null) {
+
                     remainingDays = DateDifferenceCalculator.calculateRemainingDays(tqq9_datefield1, currentDate);
                     dataEntity.set("tqq9_validdays_ylqxsc", remainingDays);
-                    dataEntity.set("tqq9_minvaliddays", remainingDays);
+
                 }
                 //医疗器械经营许可证
                 Date tqq9_datefield21 = dataEntity.getDate("tqq9_datefield21");//失效日期
@@ -160,9 +163,13 @@ public class ValiddaysSavePlugin extends AbstractOperationServicePlugIn implemen
                     Long tqq9_minvaliddays = dataEntity.getLong("tqq9_minvaliddays");
                     if (Long.compare(remainingDays, tqq9_minvaliddays) < 0) {
                         dataEntity.set("tqq9_minvaliddays", remainingDays);
-
                     }
                 }
+                //所有日期都为空，则将 证照剩余最小有效天数 置空
+                if (tqq9_datefield1 == null && tqq9_datefield21 == null && tqq9_datefield4 == null && tqq9_datefield22 == null && tqq9_licenseenddate == null &&
+                        tqq9_zlbzxyyxqz == null && tqq9_datefield2 == null && tqq9_datefield7 == null && tqq9_datefield9 == null && tqq9_gspyxqz == null) {
+                    dataEntity.set("tqq9_minvaliddays", null);
+                }
             } else if (StringUtils.equals(dynamicObjectType, "tqq9_registration")) {
                 //商品注册证
                 Date tqq9_enddate = dataEntity.getDate("tqq9_enddate");//失效日期