diff --git a/dsLightRag/Config/Config.py b/dsLightRag/Config/Config.py
index bcd7d590..c2f8bb10 100644
--- a/dsLightRag/Config/Config.py
+++ b/dsLightRag/Config/Config.py
@@ -3,16 +3,15 @@ ALY_AK = 'LTAI5tE4tgpGcKWhbZg6C4bh'
 ALY_SK = 'oizcTOZ8izbGUouboC00RcmGE8vBQ1'
 
 # 大模型 【DeepSeek深度求索官方】训练时用这个
-LLM_API_KEY = "sk-44ae895eeb614aa1a9c6460579e322f1"
-LLM_BASE_URL = "https://api.deepseek.com"
-LLM_MODEL_NAME = "deepseek-chat"
+# LLM_API_KEY = "sk-44ae895eeb614aa1a9c6460579e322f1"
+# LLM_BASE_URL = "https://api.deepseek.com"
+# LLM_MODEL_NAME = "deepseek-chat"
 
 # 阿里云提供的大模型服务 【阿里云在处理文字材料时，容易引发绿网拦截，导致数据上报异常】
-#LLM_API_KEY = "sk-f6da0c787eff4b0389e4ad03a35a911f"
-#LLM_BASE_URL = "https://dashscope.aliyuncs.com/compatible-mode/v1"
+LLM_API_KEY = "sk-f6da0c787eff4b0389e4ad03a35a911f"
+LLM_BASE_URL = "https://dashscope.aliyuncs.com/compatible-mode/v1"
 #LLM_MODEL_NAME = "qwen-plus" # 不要使用通义千问，会导致化学方程式不正确！
-#LLM_MODEL_NAME = "deepseek-v3"
-#LLM_MODEL_NAME = "deepseek-r1"  # 使用更牛B的r1模型
+LLM_MODEL_NAME = "deepseek-v3"
 
 # 嵌入向量模型
 EMBED_MODEL_NAME = "BAAI/bge-m3"
diff --git a/dsLightRag/Config/__pycache__/Config.cpython-310.pyc b/dsLightRag/Config/__pycache__/Config.cpython-310.pyc
index e3840737..19f47c1d 100644
Binary files a/dsLightRag/Config/__pycache__/Config.cpython-310.pyc and b/dsLightRag/Config/__pycache__/Config.cpython-310.pyc differ
diff --git a/dsLightRag/Start.py b/dsLightRag/Start.py
index 0079a9b4..cfa584c2 100644
--- a/dsLightRag/Start.py
+++ b/dsLightRag/Start.py
@@ -27,13 +27,6 @@ logger.addHandler(handler)
 async def lifespan(app: FastAPI):
     yield
 
-
-async def print_stream(stream):
-    async for chunk in stream:
-        if chunk:
-            print(chunk, end="", flush=True)
-
-
 app = FastAPI(lifespan=lifespan)
 
 # 挂载静态文件目录
diff --git a/dsLightRag/Util/__pycache__/PostgreSQLUtil.cpython-310.pyc b/dsLightRag/Util/__pycache__/PostgreSQLUtil.cpython-310.pyc
new file mode 100644
index 00000000..384719f1
Binary files /dev/null and b/dsLightRag/Util/__pycache__/PostgreSQLUtil.cpython-310.pyc differ