diff --git a/.gitignore b/.gitignore
index a17bd6d1..fddaf477 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,3 +46,4 @@ output/
 coverage.xml
 
 llm_web_kit.egg-info/*
+.llm-web-kit.jsonc
diff --git a/llm_web_kit/input/datajson.py b/llm_web_kit/input/datajson.py
index 20c3842f..b086579c 100644
--- a/llm_web_kit/input/datajson.py
+++ b/llm_web_kit/input/datajson.py
@@ -130,6 +130,9 @@ def to_json(self, pretty=False) -> str:
         else:
             return json.dumps(content_lst, ensure_ascii=False)
 
+    def to_dict(self) -> dict:
+        return copy.deepcopy(self._get_data())
+
     @abstractmethod
     def _get_data(self) -> List[Dict]:
         raise NotImplementedError('This method must be implemented by the subclass.')
@@ -470,7 +473,7 @@ def to_json(self, pretty=False) -> str:
             str: json字符串
         """
         json_dict = self.__json_data.copy()
-        json_dict[DataJsonKey.CONTENT_LIST] = self.get_content_list()._get_data()
+        json_dict[DataJsonKey.CONTENT_LIST] = self.get_content_list().to_dict()
         if pretty:
             return json.dumps(json_dict, indent=2, ensure_ascii=False)
         return json.dumps(json_dict, ensure_ascii=False)
@@ -482,5 +485,5 @@ def to_dict(self) -> dict:
             dict: dict对象
         """
         json_dict = self.__json_data.copy()
-        json_dict[DataJsonKey.CONTENT_LIST] = self.get_content_list()._get_data()
+        json_dict[DataJsonKey.CONTENT_LIST] = self.get_content_list().to_dict()
         return json_dict
diff --git a/tests/llm_web_kit/input/test_datajson.py b/tests/llm_web_kit/input/test_datajson.py
index ce6b4798..ac0b9ea1 100644
--- a/tests/llm_web_kit/input/test_datajson.py
+++ b/tests/llm_web_kit/input/test_datajson.py
@@ -120,3 +120,29 @@ def test_data_json_deepcopy():
     _ = DataJson(copied)
     cl = copied.get('content_list')  # 不该变外部变量d
     assert cl is None
+
+    def test_datajson_to_dict_immutable():
+        """测试to_dict()返回的dict修改不会影响原DataJson对象."""
+        data = {
+            DataJsonKey.DATASET_NAME: 'test_dataset',
+            DataJsonKey.FILE_FORMAT: 'html',
+            DataJsonKey.CONTENT_LIST: [
+                {'type': 'text', 'content': 'test content'}
+            ]
+        }
+        datajson = DataJson(data)
+
+        # Get dict representation
+        dict_data = datajson.to_dict()
+
+        # Modify the returned dict
+        dict_data[DataJsonKey.DATASET_NAME] = 'modified_dataset'
+        dict_data[DataJsonKey.CONTENT_LIST][0]['content'] = 'modified content'
+
+        # Original DataJson should remain unchanged
+        assert datajson.get_dataset_name() == 'test_dataset'
+        assert datajson.get_content_list()._get_data()[0]['content'] == 'test content'
+
+        # Verify the modifications only affected the dict copy
+        assert dict_data[DataJsonKey.DATASET_NAME] == 'modified_dataset'
+        assert dict_data[DataJsonKey.CONTENT_LIST][0]['content'] == 'modified content'
diff --git a/tests/llm_web_kit/libs/test_standard_utils.py b/tests/llm_web_kit/libs/test_standard_utils.py
index e66557e6..f2627d9f 100644
--- a/tests/llm_web_kit/libs/test_standard_utils.py
+++ b/tests/llm_web_kit/libs/test_standard_utils.py
@@ -48,13 +48,13 @@ def test_json_loads(input: Union[str, bytes], target_dict) -> None:
         '0': 'aaa',
         '1': 'bbb',
         '2': 'ccc'
-    }, '''{"0": "aaa", "1": "bbb", "2": "ccc"}'''),
+    }, '''{"0":"aaa","1":"bbb","2":"ccc"}'''),
     ({
         'track_id': '7c5b99d3',
         'warc_record_offset': 65390694,
         'warc_record_length': '16190',
         'layout_id': 0
-    }, '{"track_id": "7c5b99d3", "warc_record_offset": 65390694, "warc_record_length": "16190", "layout_id": 0}'),
+    }, '{"track_id":"7c5b99d3","warc_record_offset":65390694,"warc_record_length":"16190","layout_id":0}'),
 ])
 def test_json_dumps(input_dict: dict, target_str) -> None:
     """
@@ -66,4 +66,13 @@ def test_json_dumps(input_dict: dict, target_str) -> None:
     Returns: None
 
     """
-    assert target_str == json_dumps(input_dict)
+    expected_obj = json_loads(target_str)
+    # 比较两个对象是否相等
+    for key, value in input_dict.items():
+        assert expected_obj[key] == value
+
+    # 比较json_dumps的输出是否与target_str相等
+    json_str = json_dumps(input_dict)  # 由于不同的python版本，json_dumps的输出可能不同，所以需要比较json_loads的输出
+    obj = json_loads(json_str)
+    for key, value in input_dict.items():
+        assert obj[key] == value