diff --git a/packages/source/src/parser/json.ts b/packages/source/src/parser/json.ts
index 1fd55994e3..3883d82a3c 100644
--- a/packages/source/src/parser/json.ts
+++ b/packages/source/src/parser/json.ts
@@ -17,15 +17,9 @@ export default function json(data: IJsonData, cfg: IParserCfg): IParserData {
       coords = [parseFloat(col[x]), parseFloat(col[y])];
     } // 点数据
     if (x && y && x1 && y1) {
-      // 弧线 或者线段
-      // const prevLng = col[x];
-      // let lng = col[x1];
-      // lng += lng - prevLng > 180 ? -360 : 
-      //  prevLng - lng > 180 ? 360 : 0;
-      coords = [
-        [parseFloat(col[x]), parseFloat(col[y])],
-        [parseFloat(col[x1]), parseFloat(col[y1])],
-      ];
+      const from = [parseFloat(col[x]), parseFloat(col[y])];
+      const to = [parseFloat(col[x1]), parseFloat(col[y1])];
+      coords = [from, to];
     }
     if (coordinates) {
       let type = 'Polygon';
diff --git a/stories/Layers/components/heatmap3d.tsx b/stories/Layers/components/heatmap3d.tsx
new file mode 100644
index 0000000000..fa7699f534
--- /dev/null
+++ b/stories/Layers/components/heatmap3d.tsx
@@ -0,0 +1,71 @@
+import { HeatmapLayer, Scene } from '@antv/l7';
+import { Mapbox } from '@antv/l7-maps';
+// @ts-ignore
+import * as React from 'react';
+
+export default class HeatMapLayerDemo extends React.Component {
+  // @ts-ignore
+  private scene: Scene;
+
+  public componentWillUnmount() {
+    this.scene.destroy();
+  }
+
+  public async componentDidMount() {
+    const response = await fetch(
+      'https://gw.alipayobjects.com/os/basement_prod/d3564b06-670f-46ea-8edb-842f7010a7c6.json',
+    );
+    const scene = new Scene({
+      id: 'map',
+      map: new Mapbox({
+        center: [121.268, 30.3628],
+        pitch: 0,
+        style: 'dark',
+        zoom: 2,
+      }),
+    });
+    const data = await response.json();
+
+    const layer = new HeatmapLayer();
+    layer
+      .source(data)
+      .shape('heatmap3D')
+      .size('mag', [0, 1.0]) // weight映射通道
+      .style({
+        intensity: 2,
+        radius: 20,
+        opacity: 1.0,
+        rampColors: {
+          colors: [
+            '#FF4818',
+            '#F7B74A',
+            '#FFF598',
+            '#91EABC',
+            '#2EA9A1',
+            '#206C7C',
+          ].reverse(),
+          positions: [0, 0.2, 0.4, 0.6, 0.8, 1.0],
+        },
+      });
+    scene.addLayer(layer);
+    scene.on('loaded', () => {
+      console.log('scene loaded');
+    });
+    this.scene = scene;
+  }
+
+  public render() {
+    return (
+      <div
+        id="map"
+        style={{
+          position: 'absolute',
+          top: 0,
+          left: 0,
+          right: 0,
+          bottom: 0,
+        }}
+      />
+    );
+  }
+}