diff --git a/packages/layers/src/point/shaders/extrude/extrude_vert.glsl b/packages/layers/src/point/shaders/extrude/extrude_vert.glsl
index 6cf1ce9700..61a9057947 100644
--- a/packages/layers/src/point/shaders/extrude/extrude_vert.glsl
+++ b/packages/layers/src/point/shaders/extrude/extrude_vert.glsl
@@ -88,9 +88,22 @@ void main() {
 
   vec3 offset = size; // 控制圆柱体的大小 - 从标准单位圆柱体进行偏移
   if(u_heightfixed < 1.0) { // 圆柱体不固定高度
-    offset = project_pixel(offset);
+    // offset = project_pixel(offset);
+    if (u_CoordinateSystem == COORDINATE_SYSTEM_P20 || u_CoordinateSystem == COORDINATE_SYSTEM_P20_OFFSET) {
+      // P20 坐标系下，为了和 Web 墨卡托坐标系统一，zoom 默认减1
+      offset = offset * pow(2.0, (19.0 - u_Zoom));
+    }
+    if(u_CoordinateSystem == COORDINATE_SYSTEM_P20_2) {
+      // P20_2 坐标系下，为了和 Web 墨卡托坐标系统一，zoom 默认减3
+      offset = offset * pow(2.0, (19.0 - 3.0 - u_Zoom));
+    }
+  } else {// 圆柱体固定高度 （ 处理 mapbox ）
+    if(u_CoordinateSystem == COORDINATE_SYSTEM_LNGLAT || u_CoordinateSystem == COORDINATE_SYSTEM_LNGLAT_OFFSET) {
+      offset *= 4.0/pow(2.0, 21.0 - u_Zoom);
+    }
   }
 
+
   vec4 project_pos = project_position(vec4(a_Pos.xy, 0., 1.0));
 
   // vec4 pos = vec4(project_pos.xy + offset, project_pixel(size.z) * u_r, 1.0);
diff --git a/stories/Map/components/amap2demo_extrude.tsx b/stories/Map/components/amap2demo_extrude.tsx
index a46d4f4678..f287649a13 100644
--- a/stories/Map/components/amap2demo_extrude.tsx
+++ b/stories/Map/components/amap2demo_extrude.tsx
@@ -1,5 +1,5 @@
 import { PointLayer, Scene } from '@antv/l7';
-import { GaodeMap } from '@antv/l7-maps';
+import { GaodeMap, GaodeMapV2, Mapbox, Map } from '@antv/l7-maps';
 import * as React from 'react';
 
 export default class Amapdemo_extrude extends React.Component {
@@ -18,15 +18,12 @@ export default class Amapdemo_extrude extends React.Component {
         pitch: 40,
         style: 'normal',
         zoom: 8,
-        animateEnable: false,
-        viewMode: '3D',
       }),
     });
 
     this.scene = scene;
 
     scene.on('loaded', () => {
-      console.log('event test');
       fetch(
         'https://gw.alipayobjects.com/os/rmsportal/oVTMqfzuuRFKiDwhPSFL.json',
       )
@@ -42,7 +39,9 @@ export default class Amapdemo_extrude extends React.Component {
             })
             .shape('cylinder')
             .size('t', function(level) {
+              // return [4000, 4000, level * 4000 + 20];
               return [4, 4, level * 4 + 20];
+              // return [4000, 4000, level * 4000 + 20];
             })
             .active(true)
             .color('t', [
@@ -57,7 +56,7 @@ export default class Amapdemo_extrude extends React.Component {
               '#A1EDB8',
               '#CEF8D6',
             ])
-            .animate(true)
+            // .animate(true)
             // .animate({
             //   enable: false,
             //   // speed: 0.1,
@@ -65,6 +64,7 @@ export default class Amapdemo_extrude extends React.Component {
             // })
             .style({
               opacity: 1.0,
+              // heightfixed: true
             });
           scene.addLayer(pointLayer);
         });