diff --git a/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt b/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt
index 49a74eb..4f5e70e 100644
--- a/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt
+++ b/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt
@@ -48,6 +48,7 @@
         weakReferenceHandler = WeakReferenceHandler(this)
 
         alarmViewModel = ViewModelProvider(this)[AlarmViewModel::class.java]
+        getAlarmsByPage(true)
         alarmViewModel.alarmList.observe(this) {
             if (it.code == 200) {
                 val dataRows = it.data?.rows!!
@@ -146,11 +147,6 @@
         }
     }
 
-    override fun onResume() {
-        super.onResume()
-        getAlarmsByPage(true)
-    }
-
     private fun getAlarmsByPage(isRefresh: Boolean) {
         if (isRefresh) {
             page = 1

diff --git a/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt b/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt
index 49a74eb..4f5e70e 100644
--- a/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt
+++ b/app/src/main/java/com/casic/br/ktd/fragment/AlarmPageFragment.kt
@@ -48,6 +48,7 @@
         weakReferenceHandler = WeakReferenceHandler(this)
 
         alarmViewModel = ViewModelProvider(this)[AlarmViewModel::class.java]
+        getAlarmsByPage(true)
         alarmViewModel.alarmList.observe(this) {
             if (it.code == 200) {
                 val dataRows = it.data?.rows!!
@@ -146,11 +147,6 @@
         }
     }
 
-    override fun onResume() {
-        super.onResume()
-        getAlarmsByPage(true)
-    }
-
     private fun getAlarmsByPage(isRefresh: Boolean) {
         if (isRefresh) {
             page = 1
diff --git a/app/src/main/java/com/casic/br/ktd/fragment/HomePageFragment.kt b/app/src/main/java/com/casic/br/ktd/fragment/HomePageFragment.kt
index bcc4ade..46bf4eb 100644
--- a/app/src/main/java/com/casic/br/ktd/fragment/HomePageFragment.kt
+++ b/app/src/main/java/com/casic/br/ktd/fragment/HomePageFragment.kt
@@ -9,6 +9,7 @@
 import android.widget.ImageView
 import android.widget.TextView
 import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.lifecycleScope
 import com.amap.api.maps.AMap
 import com.amap.api.maps.AMapOptions
 import com.amap.api.maps.CameraUpdateFactory
@@ -38,6 +39,8 @@
 import com.pengxh.kt.lite.extensions.toJson
 import com.pengxh.kt.lite.utils.SaveKeyValues
 import com.qmuiteam.qmui.widget.roundwidget.QMUIRoundButton
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import org.json.JSONObject
 import java.text.DecimalFormat
 
@@ -206,18 +209,22 @@
 
                 //瞄点画线
                 val latLngPoints = ArrayList<LatLng>()
-                it.data.forEach { task ->
-                    if (task.lagitude.isNotEmpty() && task.longitude.isNotEmpty()) {
-                        if (CoordinateConverter.isAMapDataAvailable(
-                                task.lagitude.toDouble(), task.longitude.toDouble()
-                            )
-                        ) {
-                            latLngPoints.add(
-                                LatLng(task.lagitude.toDouble(), task.longitude.toDouble())
-                            )
-                            aMap.addPolyline(
-                                PolylineOptions().addAll(latLngPoints).width(10f).color(Color.RED)
-                            )
+                //点太多，必须采用协程（线程也行）
+                lifecycleScope.launch(Dispatchers.IO) {
+                    it.data.forEach { task ->
+                        if (task.lagitude.isNotEmpty() && task.longitude.isNotEmpty()) {
+                            if (CoordinateConverter.isAMapDataAvailable(
+                                    task.lagitude.toDouble(), task.longitude.toDouble()
+                                )
+                            ) {
+                                latLngPoints.add(
+                                    LatLng(task.lagitude.toDouble(), task.longitude.toDouble())
+                                )
+                                aMap.addPolyline(
+                                    PolylineOptions()
+                                        .addAll(latLngPoints).width(10f).color(Color.RED)
+                                )
+                            }
                         }
                     }
                 }