diff --git a/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Application.Contracts/AppBase/Filters/FilterExtensions.cs b/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Application.Contracts/AppBase/Filters/FilterExtensions.cs
index 173eaba..7f75390 100644
--- a/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Application.Contracts/AppBase/Filters/FilterExtensions.cs
+++ b/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Application.Contracts/AppBase/Filters/FilterExtensions.cs
@@ -148,12 +148,12 @@ public static class FilterExtensions
             {
                 var objValue = Convert.ChangeType(value, propertyType.GetGenericArguments()[0],
                     CultureInfo.InvariantCulture);
-                constant = Expression.Constant(objValue);
+                constant = Expression.Constant(objValue, propertyType);
             }
             else if (propertyType.IsEnum)
             {
                 var enumValue = (Enum)Enum.Parse(propertyType, value, true);
-                constant = Expression.Constant(enumValue);
+                constant = Expression.Constant(enumValue, propertyType);
             }
             else
             {
diff --git a/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Web/appsettings.json b/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Web/appsettings.json
index 4ddfb92..522269e 100644
--- a/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Web/appsettings.json
+++ b/Code/Be/Faster.Zheng.Winin/src/Faster.Zheng.Winin.Web/appsettings.json
@@ -35,7 +35,8 @@
     //},
     "ConnectionStrings": {
         //"Default": "Server=.;Database=Faster.Zheng.Winin;uid=sa;pwd=sasa;timeout=6000;Encrypt=False"
-        "Default": "Server=dev.ccwin-in.com,13319;Database=Faster.Zheng.Winin;uid=ccwin-in;pwd=Microsoft@2022;timeout=6000;Encrypt=False;"
+        "Default": "Server=dev.ccwin-in.com,13319;Database=Faster.Zheng.Winin;uid=ccwin-in;pwd=Microsoft@2022;timeout=6000;Encrypt=False;",
+        "DataExchange": "Server=dev.ccwin-in.com,13319;Database=AIC_DataExchange;Uid=ccwin-in;Pwd=Microsoft@2022;timeout=6000;Encrypt=False;"
     },
     "StringEncryption": {
         "DefaultPassPhrase": "Aj66rJI3krHbVhS6"