diff --git a/core/function-impl/mogo-core-function-v2x/src/main/java/com/mogo/eagle/core/function/v2x/speedlimit/SpeedLimitDataManager.java b/core/function-impl/mogo-core-function-v2x/src/main/java/com/mogo/eagle/core/function/v2x/speedlimit/SpeedLimitDataManager.java
index 9144ac50b5..56879ae613 100644
--- a/core/function-impl/mogo-core-function-v2x/src/main/java/com/mogo/eagle/core/function/v2x/speedlimit/SpeedLimitDataManager.java
+++ b/core/function-impl/mogo-core-function-v2x/src/main/java/com/mogo/eagle/core/function/v2x/speedlimit/SpeedLimitDataManager.java
@@ -40,11 +40,8 @@ public class SpeedLimitDataManager implements IMogoCarLocationChangedListener2 {
               UiThreadHandler.post(new Runnable() {
                     @Override
                     public void run() {
-                        int speed = (int) (mLocation.getSpeed() * 3.6f);
-                        if (speed > 0 && speedLimmit > 0){
+                        if (speedLimmit > 0){
                             CallerHmiManager.INSTANCE.showLimitingVelocity(speedLimmit);
-                        }else {
-                            CallerHmiManager.INSTANCE.disableLimitingVelocity();
                         }
                     }
               });
diff --git a/modules/mogo-module-service/src/main/java/com/mogo/module/service/routeoverlay/RouteOverlayDrawer.java b/modules/mogo-module-service/src/main/java/com/mogo/module/service/routeoverlay/RouteOverlayDrawer.java
index 03560d8f22..fbd7a060ad 100644
--- a/modules/mogo-module-service/src/main/java/com/mogo/module/service/routeoverlay/RouteOverlayDrawer.java
+++ b/modules/mogo-module-service/src/main/java/com/mogo/module/service/routeoverlay/RouteOverlayDrawer.java
@@ -31,6 +31,7 @@ public class RouteOverlayDrawer {
     private RouteOverlayDrawer(Context context) {
         mPolylineOptions = new MogoPolylineOptions();
         mPolylineOptions.zIndex(20000f);
+        mPolylineOptions.setGps(true);
         // 绘制路径集合
         mPolylinePointList = new ArrayList<>();
         // 引导线颜色
@@ -115,6 +116,7 @@ public class RouteOverlayDrawer {
     public  void clearMogoRouteOverlay(){
         if (mMoGoPolyline != null) {
             mMoGoPolyline.remove();
+            mMoGoPolyline = null;
             mPolylinePointList.clear();
             mPolylineColors.clear();
         }
@@ -125,19 +127,24 @@ public class RouteOverlayDrawer {
     }
 
     public void drawTrajectoryList(List<MogoLatLng> routeList) {
-        clearMogoRouteOverlay();
+//        clearMogoRouteOverlay();
+        mPolylinePointList.clear();
         if (routeList != null) {
             for (MogoLatLng latLng : routeList) {
                 mPolylinePointList.add(latLng);
             }
-            mPolylineOptions.setGps(true);
-            mPolylineColors.addAll(ColorUtils.getGradientAlpha("#002965ED", "#FF2965ED", "#002965ED", mPolylinePointList.size()));
-            // 替换路径集合
-            mPolylineOptions.points(mPolylinePointList);
+            if (mPolylineColors.isEmpty()){
+                mPolylineColors.addAll(ColorUtils.getGradientAlpha("#002965ED", "#FF2965ED", "#002965ED", mPolylinePointList.size()));
+            }
             // 线条粗细，渐变，渐变色值
-            mPolylineOptions.width(25).useGradient(true).colorValues(mPolylineColors);
-            // 绘制线
-            mMoGoPolyline = mogoOverlayManager.addPolyline(mPolylineOptions);
+            mPolylineOptions.width(20).useGradient(true).colorValues(mPolylineColors);
+            if (mMoGoPolyline == null || mMoGoPolyline.isDestroyed()){
+                mPolylineOptions.points(mPolylinePointList);
+                mMoGoPolyline = mogoOverlayManager.addPolyline(mPolylineOptions);
+            }else {
+                mMoGoPolyline.setPoints(mPolylinePointList);
+            }
+
         }
     }
 }