diff --git a/sdk-intergration/Packages/tysdk/Runtime/UnityBridgeFunc.cs b/sdk-intergration/Packages/tysdk/Runtime/UnityBridgeFunc.cs
index f2166ff..7d1caba 100644
--- a/sdk-intergration/Packages/tysdk/Runtime/UnityBridgeFunc.cs
+++ b/sdk-intergration/Packages/tysdk/Runtime/UnityBridgeFunc.cs
@@ -61,8 +61,11 @@ namespace tysdk
 
         public static void FBShareLink(string title, string content, string url) { }
         public static void MessengerShareLink(string title, string content, string url) { }
-        
-        
+
+        private static string EAccountTypeToStr(EAccoutType accoutType)
+        {
+            return accoutType == EAccoutType.hwVkid ? AccountInfo.hwVkid : accoutType.ToString();
+        }
 
 #elif UNITY_ANDROID
 
@@ -107,21 +110,12 @@ namespace tysdk
 
         public static void UnityLogin(EAccoutType accoutType)
         {
+            var accountInfo = EAccountTypeToStr(accoutType);
+            using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
+            {
+                sdkManager.CallStatic("UnityLogin",accountInfo);
+            }
             
-            if (accoutType == EAccoutType.hwVkid)
-            {
-                using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
-                {
-                    sdkManager.CallStatic("UnityLogin",AccountInfo.hwVkid);
-                }
-            }
-            else
-            {
-                using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
-                {
-                    sdkManager.CallStatic("UnityLogin", accoutType.ToString());
-                }
-            }
         }
 
         public static void UnityGetIdentityFun(string type)
@@ -135,23 +129,20 @@ namespace tysdk
         public static void UnityLogOutByChannel(EAccoutType accoutType)
         {
 
+            var accountInfo = EAccountTypeToStr(accoutType);
             using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
             {
-                sdkManager.CallStatic("UnityLogOutByChannel", accoutType.ToString());
+                sdkManager.CallStatic("UnityLogOutByChannel", accountInfo);
             }
         }
 
         public static void LinkAccount(EAccoutType accoutType)
         {
             string userId = TYSdkFacade.TYAccountInfo.strUserId;
-            using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
-            if (accoutType == EAccoutType.hwVkid)
+            using (var sdkManager = new AndroidJavaClass(SDK_CLASS))
             {
-                sdkManager.CallStatic("LinkAccount",AccountInfo.hwVkid,userId);
-            } 
-            else 
-            { 
-                sdkManager.CallStatic("LinkAccount", accoutType.ToString(), userId);
+                var accountInfo = EAccountTypeToStr(accoutType);
+                sdkManager.CallStatic("LinkAccount",accountInfo,userId);
             }
         }
 
@@ -167,32 +158,19 @@ namespace tysdk
 
         public static void ChangeLinkAccount(EAccoutType accoutType, int oldUserId, int newUserId)
         {
-            using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
-            if (accoutType == EAccoutType.hwVkid)
+            var accountInfo = EAccountTypeToStr(accoutType);
+            using (var sdkManager = new AndroidJavaClass(SDK_CLASS))
             {
-                sdkManager.CallStatic("ChangeLinkAccount",AccountInfo.hwVkid,oldUserId,newUserId);
-            } 
-            else
-            {
-                sdkManager.CallStatic("ChangeLinkAccount", accoutType.ToString(), oldUserId, newUserId);
+                sdkManager.CallStatic("ChangeLinkAccount", accountInfo, oldUserId, newUserId);
             }
         }
 
         public static void LinkCheck(EAccoutType accoutType)
         {
-            if (accoutType == EAccoutType.hwVkid)
+            var accountInfo = EAccountTypeToStr(accoutType);
+            using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
             {
-                using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
-                {
-                    sdkManager.CallStatic("LinkCheck",AccountInfo.hwVkid);
-                }
-            }
-            else
-            {
-                using(var sdkManager = new AndroidJavaClass(SDK_CLASS))
-                {
-                    sdkManager.CallStatic("LinkCheck", accoutType.ToString());
-                }
+                sdkManager.CallStatic("LinkCheck",accountInfo);
             }
         }