diff --git a/src/Infrastructure/BotSharp.Abstraction/Users/IUserIdentity.cs b/src/Infrastructure/BotSharp.Abstraction/Users/IUserIdentity.cs
index 47e70e42..f42b7f25 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Users/IUserIdentity.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Users/IUserIdentity.cs
@@ -17,4 +17,5 @@ public interface IUserIdentity
     string? EmployeeId { get; }
     string Type { get; }
     string Role { get; }
+    string? RegionCode { get; }
 }
diff --git a/src/Infrastructure/BotSharp.Core/Users/Services/UserIdentity.cs b/src/Infrastructure/BotSharp.Core/Users/Services/UserIdentity.cs
index 6ddeae03..965be261 100644
--- a/src/Infrastructure/BotSharp.Core/Users/Services/UserIdentity.cs
+++ b/src/Infrastructure/BotSharp.Core/Users/Services/UserIdentity.cs
@@ -63,7 +63,7 @@ public class UserIdentity : IUserIdentity
         get
         {
             _contextAccessor.HttpContext.Request.Headers.TryGetValue("User-Language", out var languages);
-            return languages.FirstOrDefault() ?? "en-US"; 
+            return languages.FirstOrDefault() ?? "en-US";
         }
     }
 
@@ -81,4 +81,7 @@ public class UserIdentity : IUserIdentity
 
     [JsonPropertyName("role")]
     public string? Role => _claims?.FirstOrDefault(x => x.Type == ClaimTypes.Role)?.Value;
+
+    [JsonPropertyName("regionCode")]
+    public string? RegionCode => _claims?.FirstOrDefault(x => x.Type == "regionCode")?.Value;
 }
diff --git a/src/Infrastructure/BotSharp.Core/Users/Services/UserService.cs b/src/Infrastructure/BotSharp.Core/Users/Services/UserService.cs
index c48001bf..dbd8b696 100644
--- a/src/Infrastructure/BotSharp.Core/Users/Services/UserService.cs
+++ b/src/Infrastructure/BotSharp.Core/Users/Services/UserService.cs
@@ -267,7 +267,8 @@ public class UserService : IUserService
                         ExternalId = user.ExternalId,
                         Password = user.Password,
                         Type = user.Type,
-                        Role = user.Role
+                        Role = user.Role,
+                        RegionCode = user.RegionCode
                     };
                     await CreateUser(record);
                 }
@@ -317,7 +318,8 @@ public class UserService : IUserService
             new Claim(JwtRegisteredClaimNames.Jti, Guid.NewGuid().ToString()),
             new Claim("phone", user.Phone ?? string.Empty),
             new Claim("affiliateId", user.AffiliateId ?? string.Empty),
-            new Claim("employeeId", user.EmployeeId ?? string.Empty)
+            new Claim("employeeId", user.EmployeeId ?? string.Empty),
+            new Claim("regionCode", user.RegionCode ?? "CN")
         };
 
         var validators = _services.GetServices<IAuthenticationHook>();