diff --git a/src/JTTools/JTTools.csproj b/src/JTTools/JTTools.csproj
index 4311907..017d55b 100644
--- a/src/JTTools/JTTools.csproj
+++ b/src/JTTools/JTTools.csproj
@@ -8,9 +8,9 @@
 
   <ItemGroup>
     <PackageReference Include="JT1078" Version="1.0.2" />
-    <PackageReference Include="JT808" Version="2.2.9" />
-    <PackageReference Include="JT808.Protocol.Extensions.JT1078" Version="2.2.7" />
-    <PackageReference Include="JT808.Protocol.Extensions.JTActiveSafety" Version="1.0.2" />
+    <PackageReference Include="JT808" Version="2.2.10" />
+    <PackageReference Include="JT808.Protocol.Extensions.JT1078" Version="2.2.8" />
+    <PackageReference Include="JT808.Protocol.Extensions.JTActiveSafety" Version="1.0.3" />
     <PackageReference Include="JT809" Version="2.1.3" />
     <PackageReference Include="JT809.Protocol.Extensions.JT1078" Version="2.1.3" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.1.3" />
diff --git a/src/JTTools/Pages/JT19056Analyze.razor b/src/JTTools/Pages/JT19056Analyze.razor
index b134f05..0f54b4b 100644
--- a/src/JTTools/Pages/JT19056Analyze.razor
+++ b/src/JTTools/Pages/JT19056Analyze.razor
@@ -33,9 +33,11 @@
         {
             case "up":
                 HexData = UpHexData;
+                Json = "";
                 break;
             case "down":
                 HexData = DownHexData;
+                Json = "";
                 break;
         }
     }
@@ -53,11 +55,9 @@
         switch (wayType)
         {
             case "up":
-#warning UpAnalyze bug
                 Json = Serializer.UpAnalyze(data, options: JTJsonWriterOptions.Instance);
                 break;
             case "down":
-#warning DownAnalyze bug
                 Json = Serializer.DownAnalyze(data, options: JTJsonWriterOptions.Instance);
                 break;
         }
diff --git a/src/JTTools/Pages/_Host.cshtml b/src/JTTools/Pages/_Host.cshtml
index 77221dd..e5d52c7 100644
--- a/src/JTTools/Pages/_Host.cshtml
+++ b/src/JTTools/Pages/_Host.cshtml
@@ -32,8 +32,9 @@
         <a href="" class="reload">Reload</a>
         <a class="dismiss">🗙</a>
     </div>
-
-    <div>Copyright © 2015-2019 SmallChi. All Rights Reserved. 粤ICP备19128140号</div>
+    <div>
+        <a href="http://www.beian.miit.gov.cn" target="_blank">Copyright © 2015-2019 SmallChi. All Rights Reserved. 粤ICP备19128140号</a>
+    </div>
     <script src="_framework/blazor.server.js"></script>
 </body>
 </html>