diff --git a/layouts/partials/filing.html b/layouts/partials/filing.html
new file mode 100644
index 00000000000..e97333358dd
--- /dev/null
+++ b/layouts/partials/filing.html
@@ -0,0 +1,4 @@
+{{ $baseURL := urls.Parse .Site.BaseURL }}
+{{- if hasSuffix $baseURL.Hostname "cloudwego.cn" -}}
+    <div class="text-white mt-1">备案号：<a href="https://beian.miit.gov.cn/" target="_blank" rel="noopener">京ICP备18026016号-10</a></div>
+{{- end -}}
\ No newline at end of file
diff --git a/layouts/partials/footer.html b/layouts/partials/footer.html
index b7035f50e59..af4338e7a35 100644
--- a/layouts/partials/footer.html
+++ b/layouts/partials/footer.html
@@ -29,6 +29,7 @@
             <a class="cloudwego-link" href="{{ .url }}" target="_blank" rel="noopener">{{ .name }}</a>
           {{ end }}
         </p>
+        {{ partial "filing.html" . }}
       </div>
     </div>
   </div>