diff --git a/IRaCIS.Core.API/appsettings.PreProduction.json b/IRaCIS.Core.API/appsettings.PreProduction.json
new file mode 100644
index 00000000..81883d12
--- /dev/null
+++ b/IRaCIS.Core.API/appsettings.PreProduction.json
@@ -0,0 +1,39 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft": "Warning",
+      "Microsoft.Hosting.Lifetime": "Information"
+    }
+  },
+  //"RootUrl": "http://123.56.181.144:8060/",
+  "ConnectionStrings": {
+    "RemoteNew": "Server=123.56.94.154,1433\\MSSQLSERVER;Database=IRaCIS_Pre_Production;User ID=sa;Password=dev123456DEV;TrustServerCertificate=true",
+    "Hangfire": "Server=123.56.94.154,1433\\MSSQLSERVER;Database=Hangfire_IRaCIS;User ID=sa;Password=dev123456DEV;TrustServerCertificate=true"
+  },
+  "BasicSystemConfig": {
+
+    "OpenUserComplexPassword": true,
+
+    "OpenSignDocumentBeforeWork": true,
+
+    "OpenLoginLimit": true
+  },
+  //"SystemEmailSendConfig": {
+  //  "Port": 465,
+  //  "Host": "smtp.163.com",
+  //  "FromEmail": "zhou941003@qq.com",
+  //  "FromName": "hangZhou",
+  //  "AuthorizationCode": "sqfhlpfdvnexbcab"
+  //}
+
+  "SystemEmailSendConfig": {
+    "Port": 465,
+    "Host": "smtp.qiye.aliyun.com",
+    "FromEmail": "IRC@extimaging.com",
+    "FromName": "IRC",
+    "AuthorizationCode": "ExtImg@2022"
+  }
+
+
+}