diff --git a/OpenAuth.App/ServiceApp/Algo/DaHuaAiApp.cs b/OpenAuth.App/ServiceApp/Algo/DaHuaAiApp.cs
index 2258a49..7702ccc 100644
--- a/OpenAuth.App/ServiceApp/Algo/DaHuaAiApp.cs
+++ b/OpenAuth.App/ServiceApp/Algo/DaHuaAiApp.cs
@@ -227,7 +227,7 @@ namespace OpenAuth.App.ServiceApp.Algo
                         }
                         //var confidence = tag.Select(r => r.confidence).Max();
                         var confidence = item.confidence;
-                        if (confidence < 0.7)
+                        if (confidence < 0.3)
                         {
                             break;
                         }