diff --git a/src/common/mapping/WebMapV2.js b/src/common/mapping/WebMapV2.js
index 0def615b0..c0ba474ba 100644
--- a/src/common/mapping/WebMapV2.js
+++ b/src/common/mapping/WebMapV2.js
@@ -61,6 +61,8 @@ export function createWebMapV2Extending(SuperClass, { MapManager, mapRepo }) {
       super.cleanLayers(layers);
       this.echartslayer.forEach(echartLayer => {
         echartLayer.remove();
+        echartLayer.features = null;
+        echartLayer.id = '';
       });
     }
 
@@ -1106,6 +1108,8 @@ export function createWebMapV2Extending(SuperClass, { MapManager, mapRepo }) {
       options.GLMap = { roam: true };
       const echartslayer = new window.EchartsLayer(this.map);
       echartslayer.chart.setOption(options);
+      echartslayer.id = layerID;
+      echartslayer.features = features;
       this.echartslayer.push(echartslayer);
       this._addLayer({
         id: layerID,
diff --git a/src/common/mapping/WebMapV2Base.js b/src/common/mapping/WebMapV2Base.js
index db2db91a8..cbdae14ec 100644
--- a/src/common/mapping/WebMapV2Base.js
+++ b/src/common/mapping/WebMapV2Base.js
@@ -495,6 +495,10 @@ export function createWebMapV2BaseExtending(SuperClass = Events, fireField = 'tr
       const options = this._createOptions(layerInfo, lineData, pointData, coordinateSystem);
       return options;
     }
+
+    getEchartsLayerById(layerId) {
+      return this.echartsLayer.find(layer => layer.layerId === layerId);
+    }
   
     getDashStyle(str, strokeWidth = 1, type = 'array') {
       if (!str) {
diff --git a/src/common/overlay/l7/L7LayerBase.js b/src/common/overlay/l7/L7LayerBase.js
index 701eddf9b..a7fc65ca8 100644
--- a/src/common/overlay/l7/L7LayerBase.js
+++ b/src/common/overlay/l7/L7LayerBase.js
@@ -193,6 +193,10 @@ export class L7LayerBase extends CustomOverlayLayer {
       type: parser.type,
       map: this.map
     };
+    if (parser.extent) {
+      sourceInfo.bounds = parser.extent;
+    }
+    let formatData = [];
     switch (parser.type) {
       case 'mvt':
         sourceInfo.type = 'vector';
@@ -202,6 +206,26 @@ export class L7LayerBase extends CustomOverlayLayer {
         sourceInfo.getData = () => layerSource.originData;
         sourceInfo.setData = this.setDataFn;
         break;
+      case 'json':
+        formatData = (layerSource.originData || []).map((feature) => {
+          return {
+            type: 'Feature',
+            geometry: {
+              coordinates: [feature[parser.x], feature[parser.y]],
+              type: 'Point'
+            },
+            properties: {
+             ...feature
+            }
+          }
+        });
+        sourceInfo.getData = () => {
+          return {
+            type: 'FeatureCollection',
+            features: formatData
+          }
+        };
+        break;
     }
     return sourceInfo;
   }