diff --git a/modules/mogo-module-service/src/main/java/com/mogo/module/service/marker/MapMarkerManager.java b/modules/mogo-module-service/src/main/java/com/mogo/module/service/marker/MapMarkerManager.java
index 064551593a..94145f945b 100644
--- a/modules/mogo-module-service/src/main/java/com/mogo/module/service/marker/MapMarkerManager.java
+++ b/modules/mogo-module-service/src/main/java/com/mogo/module/service/marker/MapMarkerManager.java
@@ -322,7 +322,7 @@ public class MapMarkerManager implements IMogoMarkerClickListener,
                 carPoints.add( new MogoLatLng( markerLocation.getLat(), markerLocation.getLon() ) );
             }
 
-            String sn = getCarSnFromEntity( markerOnlineCar );
+            String sn = getPrimaryKeyFromEntity( markerOnlineCar );
             IMogoMarker mogoMarker = existCarMap.get( sn );
             if ( mogoMarker == null ) {
                 mogoMarker = drawMapMarker( markerShowEntity, ServiceConst.MARKER_Z_INDEX_LOW );
@@ -361,7 +361,7 @@ public class MapMarkerManager implements IMogoMarkerClickListener,
                 markerShowEntity.setMarkerType( markerExploreWay.getType() );
                 markerShowEntity.setTextContent( markerExploreWay.getAddr() );
 
-                String sn = getCarSnFromEntity( markerExploreWay );
+                String sn = getPrimaryKeyFromEntity( markerExploreWay );
                 IMogoMarker mogoMarker = existCarMap.get( sn );
                 if ( mogoMarker == null ) {
                     Logger.d( TAG, "draw road condition, sn = %s", sn );
@@ -371,70 +371,6 @@ public class MapMarkerManager implements IMogoMarkerClickListener,
         }
     }
 
-
-    /**
-     * 共享音乐
-     *
-     * @param shareMusicList
-     */
-    private void drawShareMusicMarker( List< MarkerShareMusic > shareMusicList, int maxAmount ) {
-        if ( shareMusicList == null || shareMusicList.isEmpty() ) {
-            MarkerServiceHandler.getMarkerManager().removeMarkers( ModuleNames.CARD_TYPE_SHARE_MUSIC );
-            return;
-        }
-        int size = getAppropriateSize( maxAmount, shareMusicList );
-        Map< String, IMogoMarker > existCarMap = purgeMarkerData( shareMusicList, ModuleNames.CARD_TYPE_SHARE_MUSIC );
-        for ( int i = 0; i < size; i++ ) {
-            MarkerShareMusic markerShareMusic = shareMusicList.get( i );
-            MarkerLocation markerLocation = markerShareMusic.getLocation();
-            MarkerShowEntity markerShowEntity = new MarkerShowEntity();
-            markerShowEntity.setBindObj( markerShareMusic );
-            markerShowEntity.setMarkerLocation( markerLocation );
-            markerShowEntity.setMarkerType( markerShareMusic.getType() );
-            markerShowEntity.setTextContent( markerShareMusic.getMediaName() );
-            markerShowEntity.setIconUrl( markerShareMusic.getMediaImg() );
-
-            String sn = getCarSnFromEntity( markerShareMusic );
-            IMogoMarker mogoMarker = existCarMap.get( sn );
-            if ( mogoMarker == null ) {
-                drawMapMarker( markerShowEntity, ServiceConst.MARKER_Z_INDEX_HIGH );
-            }
-        }
-    }
-
-    /**
-     * 新鲜事
-     *
-     * @param noveltyInfoList
-     */
-    private void drawNoveltyMarker( List< MarkerNoveltyInfo > noveltyInfoList, int maxAmount ) {
-        if ( noveltyInfoList == null || noveltyInfoList.isEmpty() ) {
-            MarkerServiceHandler.getMarkerManager().removeMarkers( ModuleNames.CARD_TYPE_NOVELTY );
-            return;
-        }
-        int size = getAppropriateSize( maxAmount, noveltyInfoList );
-        Map< String, IMogoMarker > existCarMap = purgeMarkerData( noveltyInfoList, ModuleNames.CARD_TYPE_NOVELTY );
-        for ( int i = 0; i < size; i++ ) {
-            MarkerNoveltyInfo noveltyInfo = noveltyInfoList.get( i );
-            MarkerLocation markerLocation = noveltyInfo.getLocation();
-            MarkerShowEntity markerShowEntity = new MarkerShowEntity();
-            markerShowEntity.setBindObj( noveltyInfo );
-            markerShowEntity.setMarkerLocation( markerLocation );
-            markerShowEntity.setMarkerType( noveltyInfo.getType() );
-            String address = noveltyInfo.getLocation().getAddress();
-            if ( !TextUtils.isEmpty( address ) ) {
-                markerShowEntity.setTextContent( address );
-            } else {
-                markerShowEntity.setTextContent( noveltyInfo.getContentData().getTitle() );
-            }
-            String sn = getCarSnFromEntity( noveltyInfo );
-            IMogoMarker mogoMarker = existCarMap.get( sn );
-            if ( mogoMarker == null ) {
-                drawMapMarker( markerShowEntity, ServiceConst.MARKER_Z_INDEX_HIGH );
-            }
-        }
-    }
-
     /**
      * S =  (A ∩ B) ∪ B
      * （A ∩ B)作为旧列表需要保留的部分
@@ -456,11 +392,11 @@ public class MapMarkerManager implements IMogoMarkerClickListener,
 
         Map< String, IMogoMarker > allMap = new HashMap<>();
         for ( IMogoMarker marker : allCarsList ) {
-            String sn = getCarSnFromMarker( marker );
+            String sn = getPrimaryKeyFromMarker( marker );
             allMap.put( sn, marker );
         }
         for ( Object entity : newList ) {
-            String sn = getCarSnFromEntity( entity );
+            String sn = getPrimaryKeyFromEntity( entity );
             if ( allMap.containsKey( sn ) ) {
                 existMap.put( sn, allMap.get( sn ) );
             }
@@ -477,6 +413,26 @@ public class MapMarkerManager implements IMogoMarkerClickListener,
         return existMap;
     }
 
+    private String getPrimaryKeyFromEntity( Object entity ) {
+        if ( entity instanceof MarkerExploreWay ) {
+            String id = ( ( MarkerExploreWay ) entity ).getInfoId();
+            if ( !TextUtils.isEmpty( id ) ) {
+                return id;
+            }
+        }
+        return getCarSnFromEntity( entity );
+    }
+
+    private String getPrimaryKeyFromMarker( IMogoMarker marker ) {
+        if ( marker == null || marker.getObject() == null || marker.isDestroyed() ) {
+            return null;
+        }
+        if ( !( marker.getObject() instanceof MarkerShowEntity ) ) {
+            return null;
+        }
+        return getPrimaryKeyFromEntity( ( ( MarkerShowEntity ) marker.getObject() ).getBindObj() );
+    }
+
     private String getCarSnFromEntity( Object entity ) {
         try {
             if ( entity instanceof MarkerOnlineCar ) {