diff --git a/examples/gallery/basic/demo/meta.json b/examples/gallery/basic/demo/meta.json
index 7c0f0e3968..2510cc7524 100644
--- a/examples/gallery/basic/demo/meta.json
+++ b/examples/gallery/basic/demo/meta.json
@@ -6,33 +6,33 @@
   "demos": [
     {
       "filename": "column_dark.js",
-      "title": "",
+      "title": "3D柱图深色",
       "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*7COqR4wCc6QAAAAAAAAAAABkARQnAQ"
     },
     {
       "filename": "arcCircle.js",
-      "title": "",
+      "title": "弧线地图",
       "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*6Qm_QY69sBMAAAAAAAAAAABkARQnAQ"
     },
     {
       "filename": "bus_dark.js",
-      "title": "",
+      "title": "公交线路深色",
       "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*j-P8RaJMEvAAAAAAAAAAAABkARQnAQ"
     },
     {
       "filename": "light.js",
-      "title": "",
+      "title": "蜂窝图3D",
       "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*SLcGSbvZoEwAAAAAAAAAAABkARQnAQ"
     },
     {
       "filename": "point.js",
-      "title": "",
+      "title": "海量点",
       "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*ypZCT6pqv84AAAAAAAAAAABkARQnAQ"
     }
     ,
     {
       "filename": "normal.js",
-      "title": "",
+      "title": "亮度图",
       "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*xr8BQouXGvoAAAAAAAAAAABkARQnAQ"
     }
   ]
diff --git a/examples/line/line/demo/isoline.js b/examples/line/line/demo/isoline.js
deleted file mode 100644
index feebbd0066..0000000000
--- a/examples/line/line/demo/isoline.js
+++ /dev/null
@@ -1,42 +0,0 @@
-import { Scene, LineLayer } from '@antv/l7';
-import { GaodeMap } from '@antv/l7-maps';
-
-const scene = new Scene({
-  id: 'map',
-  map: new GaodeMap({
-    pitch: 0,
-    style: 'light',
-    center: [ 104.117492, 36.492696 ],
-    zoom: 3.89
-  })
-});
-
-fetch(
-  'https://gw.alipayobjects.com/os/basement_prod/9f6afbcd-3aec-4a26-bd4a-2276d3439e0d.json'
-)
-  .then(res => res.json())
-  .then(data => {
-    const layer = new LineLayer({})
-      .source(data)
-      .scale('value', {
-        type: 'quantile'
-      })
-      .size('value', [ 0.5, 1, 1.5, 2 ])
-      .shape('line')
-      .color(
-        'value',
-        [
-          '#0A3663',
-          '#1558AC',
-          '#3771D9',
-          '#4D89E5',
-          '#64A5D3',
-          '#72BED6',
-          '#83CED6',
-          '#A6E1E0',
-          '#B8EFE2',
-          '#D7F9F0'
-        ].reverse()
-      );
-    scene.addLayer(layer);
-  });
diff --git a/examples/tutorial/data/demo/data_update.js b/examples/tutorial/data/demo/data_update.js
index e7fc86881a..f813bdc4a7 100644
--- a/examples/tutorial/data/demo/data_update.js
+++ b/examples/tutorial/data/demo/data_update.js
@@ -25,6 +25,10 @@ function pointOnCircle(angle) {
     }]
   };
 }
+
+scene.on('loaded', () => {
+  // animateMarker(0);
+});
 const layer = new PointLayer()
   .source(pointOnCircle(0))
   .shape('circle')
@@ -36,11 +40,7 @@ const layer = new PointLayer()
     opacity: 1
   });
 scene.addLayer(layer);
-function animateMarker(timestamp) {
-  layer.setData(pointOnCircle(timestamp / 1000));
-  requestAnimationFrame(animateMarker);
-}
-layer.on('inited', () => {
-  animateMarker(0);
-});
-
+// function animateMarker(timestamp) {
+//   layer.setData(pointOnCircle(timestamp / 1000));
+//   requestAnimationFrame(animateMarker);
+// }
diff --git a/examples/tutorial/map/demo/amapInstance.js b/examples/tutorial/map/demo/amapInstance.js
index 25ce7fd595..3d1df3299d 100644
--- a/examples/tutorial/map/demo/amapInstance.js
+++ b/examples/tutorial/map/demo/amapInstance.js
@@ -1,14 +1,56 @@
-import { Scene } from '@antv/l7';
+import { Scene, PointLayer } from '@antv/l7';
 import { GaodeMap } from '@antv/l7-maps';
 
-const map = new AMap.Map('container', {
-  resizeEnable: true, // 是否监控地图容器尺寸变化
-  zoom: 11, // 初始化地图层级
-  center: [ 116.397428, 39.90923 ] // 初始化地图中心点
-});
-new Scene({
-  id: 'map',
-  map: new GaodeMap({
-    mapInstance: map
-  })
-});
+window.onLoad = function() {
+  const map = new AMap.Map('map', {
+    viewMode: '3D',
+    pitch: 0,
+    mapStyle: 'amap://styles/darkblue',
+    center: [ 121.435159, 31.256971 ],
+    zoom: 14.89,
+    minZoom: 10
+  });
+  const scene = new Scene({
+    id: 'map',
+    map: new GaodeMap({
+      mapInstance: map
+    })
+  });
+  fetch(
+    'https://gw.alipayobjects.com/os/basement_prod/893d1d5f-11d9-45f3-8322-ee9140d288ae.json'
+  )
+    .then(res => res.json())
+    .then(data => {
+      const pointLayer = new PointLayer()
+        .source(data, {
+          parser: {
+            type: 'json',
+            x: 'longitude',
+            y: 'latitude'
+          }
+        })
+        .shape('name', [
+          'circle',
+          'triangle',
+          'square',
+          'pentagon',
+          'hexagon',
+          'octogon',
+          'hexagram',
+          'rhombus',
+          'vesica'
+        ])
+        .size('unit_price', [ 10, 25 ])
+        .color('name', [ '#5B8FF9', '#5CCEA1', '#5D7092', '#F6BD16', '#E86452' ])
+        .style({
+          opacity: 0.3,
+          strokeWidth: 2
+        });
+      scene.addLayer(pointLayer);
+    });
+};
+const url = 'https://webapi.amap.com/maps?v=1.4.15&key=15cd8a57710d40c9b7c0e3cc120f1200&callback=onLoad';
+const jsapi = document.createElement('script');
+jsapi.charset = 'utf-8';
+jsapi.src = url;
+document.head.appendChild(jsapi);
diff --git a/examples/tutorial/map/demo/meta.json b/examples/tutorial/map/demo/meta.json
index 17980c8053..329fc51eb9 100644
--- a/examples/tutorial/map/demo/meta.json
+++ b/examples/tutorial/map/demo/meta.json
@@ -13,6 +13,11 @@
       "filename": "mapbox.js",
       "title": "MapBox底图",
       "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*_SIYR50bbcoAAAAAAAAAAABkARQnAQ"
+    },
+    {
+      "filename": "amapInstance.js",
+      "title": "通过高德地图实例化",
+      "screenshot": "https://gw.alipayobjects.com/mdn/antv_site/afts/img/A*_SIYR50bbcoAAAAAAAAAAABkARQnAQ"
     }
   ]
 }
diff --git a/package.json b/package.json
index 6278e6e42c..a1dba99268 100644
--- a/package.json
+++ b/package.json
@@ -166,8 +166,7 @@
     }
   },
   "resolutions": {
-    "../core-js": "3",
-    "**/**/fsevents": "^2.1.2"
+    "../core-js": "3"
   },
   "tnpm": {
     "mode": "yarn"