diff --git a/tools/i18n/scan_i18n.py b/tools/i18n/scan_i18n.py
index f3e52cf4..b542c102 100644
--- a/tools/i18n/scan_i18n.py
+++ b/tools/i18n/scan_i18n.py
@@ -1,6 +1,7 @@
 import ast
 import glob
 import json
+import os
 from collections import OrderedDict
 
 
@@ -28,7 +29,7 @@ def extract_i18n_strings(node):
 
 strings = []
 for filename in glob.iglob("**/*.py", recursive=True):
-    with open(filename, "r") as f:
+    with open(filename, "r", encoding="utf-8") as f:
         code = f.read()
         if "I18nAuto" in code:
             tree = ast.parse(code)
@@ -45,11 +46,13 @@ scan_i18n.py 0
 i18n.py 0
 lib/train/process_ckpt.py 1
 """
-print()
 print("Total unique:", len(code_keys))
 
+I18N_FILE_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'locale')
+# "i18n/locale"
+DEFAULT_LANGUAGE = "zh_CN"
 
-standard_file = "i18n/locale/zh_CN.json"
+standard_file = os.path.join(I18N_FILE_PATH, DEFAULT_LANGUAGE + ".json")
 with open(standard_file, "r", encoding="utf-8") as f:
     standard_data = json.load(f, object_pairs_hook=OrderedDict)
 standard_keys = set(standard_data.keys())
@@ -73,3 +76,39 @@ for s in strings:
 with open(standard_file, "w", encoding="utf-8") as f:
     json.dump(code_keys_dict, f, ensure_ascii=False, indent=4, sort_keys=True)
     f.write("\n")
+
+languages_files = [os.path.join(I18N_FILE_PATH, f) for f in os.listdir(I18N_FILE_PATH) if f.endswith(r".json") and f != DEFAULT_LANGUAGE + ".json"]
+
+# print(os.listdir(I18N_FILE_PATH))
+# print(languages_files)
+for language_file in languages_files:
+    print(f"Processing {language_file}".center(100, "="))
+    with open(language_file, "r", encoding="utf-8") as f:
+        language_data = json.load(f, object_pairs_hook=OrderedDict)
+
+    diff = set(standard_data.keys()) - set(language_data.keys())
+    miss = set(language_data.keys()) - set(standard_data.keys())
+
+    for key in diff:
+        language_data[key] = "#!" + key
+        print(f"Added missing key {key} to {language_file}")
+    
+    for key in miss:
+        del language_data[key]
+        print(f"Removed unused key {key} from {language_file}")
+
+    language_data = OrderedDict(
+        sorted(language_data.items(), 
+        key=lambda x: list(standard_data.keys()).index(x[0])))
+
+    for key, value in language_data.items():
+        if value.startswith("#!"):
+            print(f"Missing translation for {key} in {language_file}")
+
+    with open(language_file, "w", encoding="utf-8") as f:
+        json.dump(language_data, f, ensure_ascii=False, indent=4, sort_keys=True)
+        f.write("\n")
+    
+    print(f"Updated {language_file}".center(100, "=") + '\n')
+
+print("Finished")
\ No newline at end of file