diff --git a/zc-business/src/main/java/com/zc/business/controller/DcDeviceOnlineController.java b/zc-business/src/main/java/com/zc/business/controller/DcDeviceOnlineController.java
index 18d17428..38500090 100644
--- a/zc-business/src/main/java/com/zc/business/controller/DcDeviceOnlineController.java
+++ b/zc-business/src/main/java/com/zc/business/controller/DcDeviceOnlineController.java
@@ -77,6 +77,13 @@ public class DcDeviceOnlineController extends BaseController {
         }
 
         List<OnlineSum> sums = onlineSumService.queryByDeviceTypesOfToday(params);
+        if (params.getExportType() != null && params.getExportType().equals(UniversalEnum.ONE.getValue())) {
+            sums = sums.stream()
+                    .filter(OnlineSum::isLossRatePositive)
+                    .sorted(Comparator.comparing(OnlineSum::getLossRate).reversed())
+                    .collect(Collectors.toList());
+        }
+
         Map<String, List<OnlineSum>> sumsMap = sums.stream().collect(Collectors.groupingBy(OnlineSum::getDeviceType));
         LinkedHashMap<String, Object> map = new LinkedHashMap<>();
         for (String deviceType : params.getType()) {
diff --git a/zc-business/src/main/java/com/zc/business/controller/queryParams/OnlineQueryParams.java b/zc-business/src/main/java/com/zc/business/controller/queryParams/OnlineQueryParams.java
index 07015556..59df15ea 100644
--- a/zc-business/src/main/java/com/zc/business/controller/queryParams/OnlineQueryParams.java
+++ b/zc-business/src/main/java/com/zc/business/controller/queryParams/OnlineQueryParams.java
@@ -9,6 +9,16 @@ public class OnlineQueryParams {
     private String stakeMark;
     private String deviceState;
 
+    public String getExportType() {
+        return exportType;
+    }
+
+    public void setExportType(String exportType) {
+        this.exportType = exportType;
+    }
+
+    private  String  exportType;
+
     public String[] getType() {
         return type;
     }
diff --git a/zc-business/src/main/java/com/zc/business/domain/OnlineSum.java b/zc-business/src/main/java/com/zc/business/domain/OnlineSum.java
index d31b0193..6bb01475 100644
--- a/zc-business/src/main/java/com/zc/business/domain/OnlineSum.java
+++ b/zc-business/src/main/java/com/zc/business/domain/OnlineSum.java
@@ -3,6 +3,7 @@ package com.zc.business.domain;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import com.ruoyi.common.annotation.Excel;
 import com.zc.business.enums.NetworkQuality;
+import com.zc.business.enums.UniversalEnum;
 import org.springframework.format.annotation.DateTimeFormat;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
@@ -238,6 +239,10 @@ public class OnlineSum implements java.io.Serializable {
         this.totalOfflineCount = totalOfflineCount;
     }
 
+    public static boolean isLossRatePositive(OnlineSum onlineSum) {
+        return onlineSum.getLossRate() > UniversalEnum.ZERO.getNumber();
+    }
+
     @Override
     public String toString() {
         return "OnlineSum{" +