diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/shangdianke/ItemProtocol.java b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/shangdianke/ItemProtocol.java
deleted file mode 100644
index 21bac5b..0000000
--- a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/shangdianke/ItemProtocol.java
+++ /dev/null
@@ -1,81 +0,0 @@
-package org.nl.acs.device_driver.shangdianke;
-
-import lombok.Getter;
-import lombok.Setter;
-
-/**
- * @author zhangjiangwei
- */
-@Getter
-@Setter
-public class ItemProtocol {
-
-
-    /**
-     * 心跳
-     */
-    public static final String ITEM_HEARTBEAT = "heartbeat";
-
-    /**
-     * 工作模式
-     */
-    public static final String ITEM_MODE = "mode";
-
-    /**
-     * 光电信号
-     */
-    public static final String ITEM_MOVE = "move";
-
-    /**
-     * 动作信号
-     */
-    public static final String ITEM_ACTION = "action";
-
-    /**
-     * 报警信号
-     */
-    public static final String ITEM_ERROR = "error";
-
-    /**
-     * 下发命令
-     */
-    public static final String ITEM_TO_COMMAND = "to_command";
-
-    boolean isOnline;
-
-    private final PhotoelectricDetectionDeviceDriver driver;
-
-    public ItemProtocol(PhotoelectricDetectionDeviceDriver driver) {
-        this.driver = driver;
-    }
-
-    public int getOpcIntegerValue(String protocol) {
-        Integer value = this.driver.getIntegeregerValue(protocol);
-        if (value == null) {
-            this.isOnline = false;
-            return 0;
-        } else {
-            this.isOnline = true;
-            return value;
-        }
-    }
-
-    public int getHeartbeat() {
-        return this.getOpcIntegerValue(ItemProtocol.ITEM_HEARTBEAT);
-    }
-    public int getMode() {
-        return this.getOpcIntegerValue(ItemProtocol.ITEM_MODE);
-    }
-    public int getMove() {
-        return this.getOpcIntegerValue(ItemProtocol.ITEM_MOVE);
-    }
-    public int getAction() {
-        return this.getOpcIntegerValue(ItemProtocol.ITEM_ACTION);
-    }
-    public int getError() {
-        return this.getOpcIntegerValue(ItemProtocol.ITEM_ERROR);
-    }
-    public int getToCommand() {
-        return this.getOpcIntegerValue(ItemProtocol.ITEM_TO_COMMAND);
-    }
-}
diff --git a/acs/nladmin-ui/public/favicon.ico b/acs/nladmin-ui/public/favicon.ico
index fcb6999..7675aa6 100644
Binary files a/acs/nladmin-ui/public/favicon.ico and b/acs/nladmin-ui/public/favicon.ico differ
diff --git a/acs/nladmin-ui/src/assets/images/logo.png b/acs/nladmin-ui/src/assets/images/logo.png
index f757710..7675aa6 100644
Binary files a/acs/nladmin-ui/src/assets/images/logo.png and b/acs/nladmin-ui/src/assets/images/logo.png differ
diff --git a/acs/nladmin-ui/src/assets/logo/logo.png b/acs/nladmin-ui/src/assets/logo/logo.png
index e263760..7675aa6 100644
Binary files a/acs/nladmin-ui/src/assets/logo/logo.png and b/acs/nladmin-ui/src/assets/logo/logo.png differ
diff --git a/lms/nladmin-ui/public/favicon.ico b/lms/nladmin-ui/public/favicon.ico
index fcb6999..7675aa6 100644
Binary files a/lms/nladmin-ui/public/favicon.ico and b/lms/nladmin-ui/public/favicon.ico differ
diff --git a/lms/nladmin-ui/src/assets/images/logo.png b/lms/nladmin-ui/src/assets/images/logo.png
index fbfa3c9..7675aa6 100644
Binary files a/lms/nladmin-ui/src/assets/images/logo.png and b/lms/nladmin-ui/src/assets/images/logo.png differ
diff --git a/lms/nladmin-ui/src/assets/logo/logo.png b/lms/nladmin-ui/src/assets/logo/logo.png
index e263760..7675aa6 100644
Binary files a/lms/nladmin-ui/src/assets/logo/logo.png and b/lms/nladmin-ui/src/assets/logo/logo.png differ
diff --git a/lms/nladmin-ui/src/layout/components/Sidebar/Logo.vue b/lms/nladmin-ui/src/layout/components/Sidebar/Logo.vue
index c331a60..bc2a53d 100644
--- a/lms/nladmin-ui/src/layout/components/Sidebar/Logo.vue
+++ b/lms/nladmin-ui/src/layout/components/Sidebar/Logo.vue
@@ -14,7 +14,7 @@
 </template>
 
 <script>
-import Logo from '@/assets/images/logo2.png'
+import Logo from '@/assets/images/logo.png'
 import variables from '@/assets/styles/variables.scss'
 export default {
   name: 'SidebarLogo',