diff --git a/funasr/runtime/python/libtorch/funasr_torch/utils/utils.py b/funasr/runtime/python/libtorch/funasr_torch/utils/utils.py
index cafc43bf9..86e78bc4a 100644
--- a/funasr/runtime/python/libtorch/funasr_torch/utils/utils.py
+++ b/funasr/runtime/python/libtorch/funasr_torch/utils/utils.py
@@ -23,9 +23,11 @@ class TokenIDConverter():
                  ):
         check_argument_types()
 
-        # self.token_list = self.load_token(token_path)
         self.token_list = token_list
         self.unk_symbol = token_list[-1]
+        self.token2id = {v: i for i, v in enumerate(self.token_list)}
+        self.unk_id = self.token2id[self.unk_symbol]
+
 
     def get_num_vocabulary_size(self) -> int:
         return len(self.token_list)
@@ -38,13 +40,8 @@ class TokenIDConverter():
         return [self.token_list[i] for i in integers]
 
     def tokens2ids(self, tokens: Iterable[str]) -> List[int]:
-        token2id = {v: i for i, v in enumerate(self.token_list)}
-        if self.unk_symbol not in token2id:
-            raise TokenIDConverterError(
-                f"Unknown symbol '{self.unk_symbol}' doesn't exist in the token_list"
-            )
-        unk_id = token2id[self.unk_symbol]
-        return [token2id.get(i, unk_id) for i in tokens]
+
+        return [self.token2id.get(i, self.unk_id) for i in tokens]
 
 
 class CharTokenizer():
diff --git a/funasr/runtime/python/onnxruntime/funasr_onnx/utils/utils.py b/funasr/runtime/python/onnxruntime/funasr_onnx/utils/utils.py
index 0df954ed7..78c3f0d98 100644
--- a/funasr/runtime/python/onnxruntime/funasr_onnx/utils/utils.py
+++ b/funasr/runtime/python/onnxruntime/funasr_onnx/utils/utils.py
@@ -24,21 +24,11 @@ class TokenIDConverter():
                  ):
         check_argument_types()
 
-        # self.token_list = self.load_token(token_path)
         self.token_list = token_list
         self.unk_symbol = token_list[-1]
+        self.token2id = {v: i for i, v in enumerate(self.token_list)}
+        self.unk_id = self.token2id[self.unk_symbol]
 
-    # @staticmethod
-    # def load_token(file_path: Union[Path, str]) -> List:
-    #     if not Path(file_path).exists():
-    #         raise TokenIDConverterError(f'The {file_path} does not exist.')
-    #
-    #     with open(str(file_path), 'rb') as f:
-    #         token_list = pickle.load(f)
-    #
-    #     if len(token_list) != len(set(token_list)):
-    #         raise TokenIDConverterError('The Token exists duplicated symbol.')
-    #     return token_list
 
     def get_num_vocabulary_size(self) -> int:
         return len(self.token_list)
@@ -51,13 +41,8 @@ class TokenIDConverter():
         return [self.token_list[i] for i in integers]
 
     def tokens2ids(self, tokens: Iterable[str]) -> List[int]:
-        token2id = {v: i for i, v in enumerate(self.token_list)}
-        if self.unk_symbol not in token2id:
-            raise TokenIDConverterError(
-                f"Unknown symbol '{self.unk_symbol}' doesn't exist in the token_list"
-            )
-        unk_id = token2id[self.unk_symbol]
-        return [token2id.get(i, unk_id) for i in tokens]
+
+        return [self.token2id.get(i, self.unk_id) for i in tokens]
 
 
 class CharTokenizer():