diff --git a/js/nav-footer.js b/js/nav-footer.js
index 4ee7843..800a716 100644
--- a/js/nav-footer.js
+++ b/js/nav-footer.js
@@ -80,7 +80,7 @@ var footHtmls='<div class="container">' +
   '        <div class="container">' +
   '            <div class="row">' +
   '                <div class="col-md-12 text-center" style="padding: 15px;">' +
-                    '<div class="copyright">Copyright © 2018. ZTE ITS LIMITED. <img src="images/jbaicon.png" class="jba" alt=""> 京公网安备 11010502034937</div>' +
+                    '<div class="copyright">Copyright © 2018. ZTE ITS LIMITED. <img src="images/jbaicon.png" class="jba" alt=""> 京ICP备18048325号-1</div>' +
   '                </div>' +
   '            </div>' +
   '        </div>' +