diff --git a/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java b/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
index a88bebc..0214299 100644
--- a/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
+++ b/src/main/java/com/ruoyi/device/service/impl/BufferDeviceImpl.java
@@ -214,12 +214,21 @@ public class BufferDeviceImpl implements IBufferDeviceService
         AttributeMap attributeMap = thingsBoardDomain.getPredefinedDeviceAttributes(dockerDeviceIotId);
         TelemetryMap telemetryMap = thingsBoardDomain.getPredefinedDeviceTelemetry(dockerDeviceIotId);
 
-        // 根据 MODE_CODE 设置机场状态
+        // 根据 ACTIVE 属性和 MODE_CODE 设置机场状态
+        // 先检查 ACTIVE 属性判断是否离线，只有在线时才通过 MODE_CODE 判断具体状态
         // MODE_CODE 定义: {"0":"空闲中","1":"现场调试","2":"远程调试","3":"固件升级中","4":"作业中","5":"待标定"}
-        attributeMap.get(DeviceAttributes.MODE_CODE).ifPresent(modeCode -> {
-            String dockStatus = mapModeCodeToDockStatus(modeCode);
-            dto.setDockStatus(dockStatus);
-        });
+        Boolean isActive = attributeMap.get(DeviceAttributes.ACTIVE).orElse(false);
+
+        if (!isActive) {
+            // 设备离线
+            dto.setDockStatus(DockStatusEnum.OFFLINE.getCode());
+        } else {
+            // 设备在线，根据 MODE_CODE 判断具体状态
+            attributeMap.get(DeviceAttributes.MODE_CODE).ifPresent(modeCode -> {
+                String dockStatus = mapModeCodeToDockStatus(modeCode);
+                dto.setDockStatus(dockStatus);
+            });
+        }
 
         // 设置备降点坐标数据
         // 备降点经度