diff --git a/ios/Classes/Api/MOP_registerSyncExtensionApi.m b/ios/Classes/Api/MOP_registerSyncExtensionApi.m
index c928d25..57dd751 100644
--- a/ios/Classes/Api/MOP_registerSyncExtensionApi.m
+++ b/ios/Classes/Api/MOP_registerSyncExtensionApi.m
@@ -8,6 +8,7 @@
 #import "MOP_registerSyncExtensionApi.h"
 #import "MopPlugin.h"
 #import <FinApplet/FinApplet.h>
+#import "PhizLanguageData.h"
 
 @implementation MOP_registerSyncExtensionApi
 
@@ -17,10 +18,17 @@
     FlutterMethodChannel *channel = [[MopPlugin instance] methodChannel];
     [[FATClient sharedClient] registerSyncExtensionApi:self.name handler:^NSDictionary *(FATAppletInfo *appletInfo, id param) {
         if([self.name isEqualToString:@"getLanguageCodeSync"]){
-            NSString *languageCode = [[NSLocale preferredLanguages] firstObject];
-            NSString *shortCode = [[NSLocale componentsFromLocaleIdentifier:languageCode] objectForKey:NSLocaleLanguageCode];
-            NSString *countryCode = [NSString stringWithFormat:@"%@", [[NSLocale currentLocale] objectForKey:NSLocaleCountryCode]];
-            NSDictionary *resultDict = @{@"languageCode":shortCode,@"countryCode":countryCode};
+            NSDictionary *resultDict = [NSDictionary dictionary];
+            if([PhizLanguageData sharedInstance].languageCode == nil){
+                 NSString *languageCode = [[NSLocale preferredLanguages] firstObject];
+                 NSString *shortCode = [[NSLocale componentsFromLocaleIdentifier:languageCode] objectForKey:NSLocaleLanguageCode];
+                 NSString *countryCode = [NSString stringWithFormat:@"%@", [[NSLocale currentLocale] objectForKey:NSLocaleCountryCode]];
+                 resultDict = @{@"languageCode":shortCode,@"countryCode":countryCode};
+            }else{
+                NSString* shortCode = [PhizLanguageData sharedInstance].languageCode;
+                NSString* countryCode = [PhizLanguageData sharedInstance].countryCode;
+                resultDict = @{@"languageCode":shortCode,@"countryCode":countryCode};
+            }
             return resultDict;
         }
         return @{};
@@ -28,4 +36,5 @@
     success(@{});
 }
 
+
 @end
diff --git a/ios/Classes/Api/PhizLanguageData.h b/ios/Classes/Api/PhizLanguageData.h
new file mode 100644
index 0000000..6093159
--- /dev/null
+++ b/ios/Classes/Api/PhizLanguageData.h
@@ -0,0 +1,20 @@
+//
+//  PhizLanguageData.h
+//  FinDemo
+//
+//  Created by stewen on 2023/8/4.
+//
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface PhizLanguageData : NSObject
+
+@property (nonatomic, copy) NSString *languageCode;
+@property (nonatomic, copy) NSString *countryCode;
+
++ (instancetype)sharedInstance;
+@end
+
+NS_ASSUME_NONNULL_END
diff --git a/ios/Classes/Api/PhizLanguageData.m b/ios/Classes/Api/PhizLanguageData.m
new file mode 100644
index 0000000..bad11e6
--- /dev/null
+++ b/ios/Classes/Api/PhizLanguageData.m
@@ -0,0 +1,23 @@
+//
+//  PhizLanguageData.m
+//  FinDemo
+//
+//  Created by stewen on 2023/8/4.
+//
+
+#import "PhizLanguageData.h"
+
+@implementation PhizLanguageData
+
++ (instancetype)sharedInstance {
+    static PhizLanguageData *sharedInstance = nil;
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{
+        sharedInstance = [[self alloc] init];
+        //sharedInstance.languageCode = @"en"; // Set default language code
+        //sharedInstance.countryCode = @"US";
+    });
+    return sharedInstance;
+}
+
+@end
\ No newline at end of file
diff --git a/ios/Classes/MopPlugin.h b/ios/Classes/MopPlugin.h
index 62cb5f0..76c822c 100644
--- a/ios/Classes/MopPlugin.h
+++ b/ios/Classes/MopPlugin.h
@@ -10,6 +10,7 @@
 @property FlutterMethodChannel *shareMethodChannel;
 @property FlutterMethodChannel *shareAppletMethodChannel;
 @property FlutterMethodChannel *appletMethodChannel;
+@property FlutterMethodChannel *phizMethodChannel;
 
 + (instancetype) instance;
 @end
diff --git a/ios/Classes/MopPlugin.m b/ios/Classes/MopPlugin.m
index 18ba4a9..3578d98 100644
--- a/ios/Classes/MopPlugin.m
+++ b/ios/Classes/MopPlugin.m
@@ -6,6 +6,7 @@
 #import <mop/MOPTools.h>
 #import "MopShareView.h"
 #import <UIView+MOPFATToast.h>
+#import "PhizLanguageData.h"
 
 @implementation MopEventStream {
     FlutterEventSink _eventSink;
@@ -64,7 +65,12 @@ static MopPlugin *_instance;
               binaryMessenger:[registrar messenger]];
     [registrar addMethodCallDelegate:_instance channel:appletShareChannel];
     _instance.shareAppletMethodChannel = appletShareChannel;
-
+    //phiz
+    FlutterMethodChannel* phizChannel = [FlutterMethodChannel
+        methodChannelWithName:@"Phiz"
+              binaryMessenger:[registrar messenger]];
+    [registrar addMethodCallDelegate:_instance channel:phizChannel];
+    _instance.phizMethodChannel = phizChannel;
 }
 
 + (instancetype)instance{
@@ -136,6 +142,13 @@ static MopPlugin *_instance;
         //   [MOPAppletDelegate instance].bindGetPhoneNumbers(jsonDic);
       }
   }
+  else if ([@"updateLanguage" isEqualToString:call.method]) {
+       NSLog(@"updateLanguage");
+        NSString cCode = call.arguments[@"countryCode"]];
+        NSString cLang = call.arguments[@"languageCode"]];
+        [PhizLanguageData sharedInstance].countryCode = cCode;
+        [PhizLanguageData sharedInstance].languageCode = cLang;
+   }
   else {
       MOPApiRequest* request = [[MOPApiRequest alloc] init];
       request.command = call.method;