diff --git a/gulpfile.js b/gulpfile.js
index 7e0a6867..0e4c2c58 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -46,6 +46,7 @@ const buildConfig = {
   sourcemap: false,
   write: true,
   logLevel: 'info',
+  external: [`http`, `https`, `url`, `zlib`],
   plugins: [
     inlineImage({
       limit: -1,
@@ -67,7 +68,7 @@ function getTime() {
 
 async function buildNamespace(options) {
   const bundle = await rollup({
-    input: 'src/namespace/libs.js',
+    input: 'libs/index.js',
     plugins: [
       commonjs(),
       resolve({ preferBuiltins: true }),
diff --git a/src/namespace/libs.js b/libs/index.js
similarity index 100%
rename from src/namespace/libs.js
rename to libs/index.js
diff --git a/src/index.js b/src/index.js
index 7c1d06a1..394f4e60 100644
--- a/src/index.js
+++ b/src/index.js
@@ -37,9 +37,9 @@ export function ready(options = {}) {
     registerLib('Cesium', this['__namespace']['Cesium'])
   }
 
-  // if (options['echarts']) {
-  //   registerLib('echarts', options['echarts'])
-  // }
+  if (options['echarts']) {
+    registerLib('echarts', options['echarts'])
+  }
 
   // if (options['turf']) {
   //   registerLib('turf', options['turf'])
diff --git a/src/modules/exts/BaseLayerPicker.js b/src/modules/exts/BaseLayerPicker.js
index e6f0df9d..1ea404ee 100644
--- a/src/modules/exts/BaseLayerPicker.js
+++ b/src/modules/exts/BaseLayerPicker.js
@@ -2,7 +2,7 @@
  @Author: Caven Chen
  **/
 
-import { Cesium } from '../../namespace/index.js'
+import { Cesium } from '../../namespace'
 
 const { EllipsoidTerrainProvider } = Cesium
 
diff --git a/src/modules/exts/Viewer.js b/src/modules/exts/Viewer.js
index 9cbc6340..a50e67bb 100644
--- a/src/modules/exts/Viewer.js
+++ b/src/modules/exts/Viewer.js
@@ -2,7 +2,7 @@
  @author : Caven Chen
  @date : 2023-05-23
  */
-import { Cesium } from '../../namespace/index.js'
+import { Cesium } from '../../namespace'
 
 const {
   BoundingSphere,
diff --git a/src/modules/layer/type/FeatureGridLayer.js b/src/modules/layer/type/FeatureGridLayer.js
index 54b6cd1f..4f139884 100644
--- a/src/modules/layer/type/FeatureGridLayer.js
+++ b/src/modules/layer/type/FeatureGridLayer.js
@@ -189,7 +189,7 @@ class FeatureGridLayer extends Layer {
       }).then((res) => {
         let dataList = res
         if (this._options.dataProperty) {
-          dataList = eval('res.' + this._options.dataProperty)
+          dataList = res[this._options.dataProperty]
         }
         if (dataList && dataList.length) {
           for (let i = level + 3; i < this._maximumLevel; i++) {
diff --git a/src/modules/viewer/Viewer.js b/src/modules/viewer/Viewer.js
index 2216e546..bfbab7e5 100644
--- a/src/modules/viewer/Viewer.js
+++ b/src/modules/viewer/Viewer.js
@@ -3,7 +3,7 @@
  * @Date: 2019-12-27 17:13:24
  */
 
-import { Cesium } from '../../namespace/libs.js'
+import { Cesium } from '../../namespace'
 import Parse from '../parse/Parse'
 import {
   LayerGroupEventType,