diff --git a/mainwindow.py b/mainwindow.py
index 49fceff..d415e47 100755
--- a/mainwindow.py
+++ b/mainwindow.py
@@ -3083,12 +3083,15 @@ safeWebsize = menu.addMenu(transla.transe("U", "云沙箱(&C)"))
 s1 = QtWidgets.QAction(QtWidgets.QApplication.style().standardIcon(9), transla.transe("U", "360 沙箱云"))
 s2 = QtWidgets.QAction(QtWidgets.QApplication.style().standardIcon(9), transla.transe("U", "微步云沙箱"))
 s3 = QtWidgets.QAction(QtWidgets.QApplication.style().standardIcon(9), transla.transe("U", "VIRUSTOTAL"))
+s4 = QtWidgets.QAction(QtWidgets.QApplication.style().standardIcon(9), transla.transe("U", "计算机病毒防御技术国家工程实验室"))
 safeWebsize.addAction(s1)
 safeWebsize.addAction(s2)
 safeWebsize.addAction(s3)
+safeWebsize.addAction(s4)
 s1.triggered.connect(lambda: webbrowser.open_new_tab("https://ata.360.net/"))
 s2.triggered.connect(lambda: webbrowser.open_new_tab("https://s.threatbook.cn/"))
 s3.triggered.connect(lambda: webbrowser.open_new_tab("https://www.virustotal.com/"))
+s4.triggered.connect(lambda: webbrowser.open_new_tab("https://cloud.vdnel.cn/"))
 
 log = menu.addMenu(transla.transe("U", "日志(&L)"))
 getDllInfo = QtWidgets.QAction(transla.transe("U", "查询 Dll"))