diff --git a/website/about.html b/website/about.html
index 12ad3ae..37fc0f9 100644
--- a/website/about.html
+++ b/website/about.html
@@ -550,7 +550,6 @@
                         <li class="mb-2"><i class="fas fa-map-marker-alt me-2"></i> 武汉市东湖高新区光谷软件园F2栋</li>
                         <li class="mb-2"><i class="fas fa-phone me-2"></i> 19971988959</li>
                         <li class="mb-2"><i class="fas fa-envelope me-2"></i> niumall@aiotagro.com</li>
-                        <li class="mb-2"><i class="fas fa-envelope me-2"></i> master@aiotagro.com</li>
                     </ul>
                 </div>
             </div>
diff --git a/website/cases.html b/website/cases.html
index 2443407..9c0ea3e 100644
--- a/website/cases.html
+++ b/website/cases.html
@@ -671,7 +671,6 @@
                         <li class="mb-2"><i class="fas fa-map-marker-alt me-2"></i> 武汉市东湖高新区光谷软件园F2栋</li>
                         <li class="mb-2"><i class="fas fa-phone me-2"></i> 19971988959</li>
                         <li class="mb-2"><i class="fas fa-envelope me-2"></i> niumall@aiotagro.com</li>
-                        <li class="mb-2"><i class="fas fa-envelope me-2"></i> master@aiotagro.com</li>
                     </ul>
                 </div>
             </div>
diff --git a/website/contact.html b/website/contact.html
index 868e76c..27f7dd1 100644
--- a/website/contact.html
+++ b/website/contact.html
@@ -796,7 +796,6 @@
                         <li class="mb-2"><i class="fas fa-map-marker-alt me-2"></i> 武汉市东湖高新区光谷软件园F2栋</li>
                         <li class="mb-2"><i class="fas fa-phone me-2"></i> 19971988959</li>
                         <li class="mb-2"><i class="fas fa-envelope me-2"></i> niumall@aiotagro.com</li>
-                        <li class="mb-2"><i class="fas fa-envelope me-2"></i> master@aiotagro.com</li>
                     </ul>
                 </div>
             </div>
diff --git a/website/index.html b/website/index.html
index 38891f2..37e1579 100644
--- a/website/index.html
+++ b/website/index.html
@@ -491,7 +491,6 @@
                         <li class="mb-2"><i class="fas fa-map-marker-alt me-2"></i> 武汉市东湖高新区光谷软件园F2栋</li>
                         <li class="mb-2"><i class="fas fa-phone me-2"></i> 19971988959</li>
                         <li class="mb-2"><i class="fas fa-envelope me-2"></i> niumall@aiotagro.com</li>
-                        <li class="mb-2"><i class="fas fa-envelope me-2"></i> master@aiotagro.com</li>
                     </ul>
                 </div>
             </div>
diff --git a/website/news.html b/website/news.html
index 608bba5..7f8c6e6 100644
--- a/website/news.html
+++ b/website/news.html
@@ -481,7 +481,6 @@
                         <li class="mb-2"><i class="fas fa-map-marker-alt me-2"></i> 武汉市东湖高新区光谷软件园F2栋</li>
                         <li class="mb-2"><i class="fas fa-phone me-2"></i> 19971988959</li>
                         <li class="mb-2"><i class="fas fa-envelope me-2"></i> niumall@aiotagro.com</li>
-                        <li class="mb-2"><i class="fas fa-envelope me-2"></i> master@aiotagro.com</li>
                     </ul>
                 </div>
             </div>
diff --git a/website/product.html b/website/product.html
index b8fee49..85a6116 100644
--- a/website/product.html
+++ b/website/product.html
@@ -587,7 +587,6 @@
                         <li class="mb-2"><i class="fas fa-map-marker-alt me-2"></i> 武汉市东湖高新区光谷软件园F2栋</li>
                         <li class="mb-2"><i class="fas fa-phone me-2"></i> 19971988959</li>
                         <li class="mb-2"><i class="fas fa-envelope me-2"></i> niumall@aiotagro.com</li>
-                        <li class="mb-2"><i class="fas fa-envelope me-2"></i> master@aiotagro.com</li>
                     </ul>
                 </div>
             </div>
diff --git a/website/solutions.html b/website/solutions.html
index fc3e85c..017b773 100644
--- a/website/solutions.html
+++ b/website/solutions.html
@@ -562,7 +562,6 @@
                         <li class="mb-2"><i class="fas fa-map-marker-alt me-2"></i> 武汉市东湖高新区光谷软件园F2栋</li>
                         <li class="mb-2"><i class="fas fa-phone me-2"></i> 19971988959</li>
                         <li class="mb-2"><i class="fas fa-envelope me-2"></i> niumall@aiotagro.com</li>
-                        <li class="mb-2"><i class="fas fa-envelope me-2"></i> master@aiotagro.com</li>
                     </ul>
                 </div>
             </div>