diff --git a/fys-admin/src/main/java/com/fuyuanshen/app/service/AppDeviceBizService.java b/fys-admin/src/main/java/com/fuyuanshen/app/service/AppDeviceBizService.java
index 1815dcf..c1063f7 100644
--- a/fys-admin/src/main/java/com/fuyuanshen/app/service/AppDeviceBizService.java
+++ b/fys-admin/src/main/java/com/fuyuanshen/app/service/AppDeviceBizService.java
@@ -336,8 +336,8 @@ public class AppDeviceBizService {
         String locationInfo = RedisUtils.getCacheObject(locationKey);
         if(StringUtils.isNotBlank(locationInfo)){
             JSONObject jsonObject = JSONObject.parseObject(locationInfo);
-            vo.setLongitude((String)jsonObject.get("longitude"));
-            vo.setLatitude((String)jsonObject.get("latitude"));
+            vo.setLongitude(jsonObject.get("longitude").toString());
+            vo.setLatitude(jsonObject.get("latitude").toString());
             vo.setAddress((String)jsonObject.get("address"));
         }
 
diff --git a/fys-admin/src/main/java/com/fuyuanshen/global/mqtt/rule/LocationDataRule.java b/fys-admin/src/main/java/com/fuyuanshen/global/mqtt/rule/LocationDataRule.java
index 94499cf..238d244 100644
--- a/fys-admin/src/main/java/com/fuyuanshen/global/mqtt/rule/LocationDataRule.java
+++ b/fys-admin/src/main/java/com/fuyuanshen/global/mqtt/rule/LocationDataRule.java
@@ -1,5 +1,7 @@
 package com.fuyuanshen.global.mqtt.rule;
 
+import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONObject;
 import com.fuyuanshen.common.core.constant.GlobalConstants;
 import com.fuyuanshen.common.core.utils.StringUtils;
 import com.fuyuanshen.common.json.utils.JsonUtils;
@@ -108,6 +110,29 @@ public class LocationDataRule implements MqttMessageRule {
                 if(StringUtils.isBlank(latitude) || StringUtils.isBlank(longitude)){
                     return;
                 }
+                String[] latArr = latitude.split("\\.");
+                String[] lonArr = longitude.split("\\.");
+                // 将位置信息存储到Redis中
+                String redisKey = GlobalConstants.GLOBAL_REDIS_KEY+DeviceRedisKeyConstants.DEVICE_LOCATION_KEY_PREFIX + deviceImei;
+                String redisObj = RedisUtils.getCacheObject(redisKey);
+                JSONObject jsonOBj = JSONObject.parseObject(redisObj);
+                if(jsonOBj != null){
+                    String str1 = latArr[0] +"."+ latArr[1].substring(0,4);
+                    String str2 = lonArr[0] +"."+ lonArr[1].substring(0,4);
+
+                    String cacheLatitude = jsonOBj.getString("latitude");
+                    String cacheLongitude = jsonOBj.getString("longitude");
+                    String[] latArr1 = cacheLatitude.split("\\.");
+                    String[] lonArr1 = cacheLongitude.split("\\.");
+
+                    String cacheStr1 = latArr1[0] +"."+ latArr1[1].substring(0,4);
+                    String cacheStr2 = lonArr1[0] +"."+ lonArr1[1].substring(0,4);
+                    if(str1.equals(cacheStr1) && str2.equals(cacheStr2)){
+                        log.info("位置信息未发生变化: device={}, lat={}, lon={}", deviceImei, latitude, longitude);
+                        return;
+                    }
+                }
+
                 // 构造位置信息对象
                 Map<String, Object> locationInfo = new LinkedHashMap<>();
                 double[] doubles = LngLonUtil.gps84_To_Gcj02(Double.parseDouble(latitude), Double.parseDouble(longitude));
@@ -119,8 +144,7 @@ public class LocationDataRule implements MqttMessageRule {
                 locationInfo.put("timestamp", System.currentTimeMillis());
 
 
-                // 将位置信息存储到Redis中
-                String redisKey = GlobalConstants.GLOBAL_REDIS_KEY+DeviceRedisKeyConstants.DEVICE_LOCATION_KEY_PREFIX + deviceImei;
+                
                 String locationJson = JsonUtils.toJsonString(locationInfo);
 
                 // 存储到Redis