diff --git a/app/src/main/java/com/casic/electric/detector/view/MainActivity.kt b/app/src/main/java/com/casic/electric/detector/view/MainActivity.kt
index d01e912..3882a9f 100644
--- a/app/src/main/java/com/casic/electric/detector/view/MainActivity.kt
+++ b/app/src/main/java/com/casic/electric/detector/view/MainActivity.kt
@@ -51,7 +51,6 @@
 import com.pengxh.kt.lite.widget.dialog.NoNetworkDialog
 import kotlinx.android.synthetic.main.activity_main.*
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.flow.flow
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.io.File
@@ -381,22 +380,19 @@
         })
 
         aMap.setOnMapLongClickListener {
-            //flow异步流显示默认数据
             lifecycleScope.launch {
-                flow {
-                    emit(DataBaseManager.get.loadLabels() as ArrayList<LabelBean>)
-                }.collect {
-                    labels = it
-                    //显示标签
-                    showLabelsOnMap()
+                labels = withContext(Dispatchers.IO) {
+                    DataBaseManager.get.loadLabels() as ArrayList<LabelBean>
                 }
+                //显示标签
+                showLabelsOnMap()
             }
 
-            //虽然不用显示附属标签，但是需要喝标签做到数据同步，所以标签重新加载数据时候附属标签也需要重新加载
+            //虽然不用显示附属标签，但是需要和标签做到数据同步，所以标签重新加载数据时候附属标签也需要重新加载
             lifecycleScope.launch {
-                flow {
-                    emit(DataBaseManager.get.loadSmallLabels() as ArrayList<SmallLabelBean>)
-                }.collect { smallLabels = it }
+                smallLabels = withContext(Dispatchers.IO) {
+                    DataBaseManager.get.loadSmallLabels() as ArrayList<SmallLabelBean>
+                }
             }
         }
     }
@@ -632,22 +628,19 @@
     override fun onResume() {
         super.onResume()
         mapView.onResume()
-        //flow异步流显示默认数据
         lifecycleScope.launch {
-            flow {
-                emit(DataBaseManager.get.loadLabels() as ArrayList<LabelBean>)
-            }.collect {
-                labels = it
-                //显示标签
-                showLabelsOnMap()
+            labels = withContext(Dispatchers.IO) {
+                DataBaseManager.get.loadLabels() as ArrayList<LabelBean>
             }
+            //显示标签
+            showLabelsOnMap()
         }
 
         //虽然不用显示附属标签，但是需要喝标签做到数据同步，所以标签重新加载数据时候附属标签也需要重新加载
         lifecycleScope.launch {
-            flow {
-                emit(DataBaseManager.get.loadSmallLabels() as ArrayList<SmallLabelBean>)
-            }.collect { smallLabels = it }
+            smallLabels = withContext(Dispatchers.IO) {
+                DataBaseManager.get.loadSmallLabels() as ArrayList<SmallLabelBean>
+            }
         }
     }