diff --git a/pilot/configs/config.py b/pilot/configs/config.py
index 72458f150..4fd1a750c 100644
--- a/pilot/configs/config.py
+++ b/pilot/configs/config.py
@@ -154,7 +154,7 @@ class Config(metaclass=Singleton):
 
         ### EMBEDDING Configuration
         self.EMBEDDING_MODEL = os.getenv("EMBEDDING_MODEL", "text2vec")
-        self.KNOWLEDGE_CHUNK_SIZE = int(os.getenv("KNOWLEDGE_CHUNK_SIZE", 500))
+        self.KNOWLEDGE_CHUNK_SIZE = int(os.getenv("KNOWLEDGE_CHUNK_SIZE", 100))
         self.KNOWLEDGE_SEARCH_TOP_SIZE = int(os.getenv("KNOWLEDGE_SEARCH_TOP_SIZE", 5))
         ### SUMMARY_CONFIG Configuration
         self.SUMMARY_CONFIG = os.getenv("SUMMARY_CONFIG", "VECTOR")
diff --git a/pilot/language/lang_content_mapping.py b/pilot/language/lang_content_mapping.py
index 7e91a8a2b..54bd63e35 100644
--- a/pilot/language/lang_content_mapping.py
+++ b/pilot/language/lang_content_mapping.py
@@ -7,7 +7,7 @@ lang_dicts = {
         "learn_more_markdown": "该服务是仅供非商业用途的研究预览。受 Vicuna-13B 模型 [License](https://github.com/facebookresearch/llama/blob/main/MODEL_CARD.md) 的约束",
         "model_control_param": "模型参数",
         "sql_generate_mode_direct": "直接执行结果",
-        "sql_generate_mode_none": "db问答",
+        "sql_generate_mode_none": "DB问答",
         "max_input_token_size": "最大输出Token数",
         "please_choose_database": "请选择数据",
         "sql_generate_diagnostics": "SQL生成与诊断",