diff --git a/lib/getSubPackagesRoot.js b/lib/getSubPackagesRoot.js
new file mode 100644
index 0000000..18a9dfa
--- /dev/null
+++ b/lib/getSubPackagesRoot.js
@@ -0,0 +1,27 @@
+'use strict'
+const { getAppObj } = require('./util')
+
+// 获取指定目录下符合glob的所有文件
+module.exports = function(file) {
+    let entries = {},
+        mainObj = {},
+        subpackages
+
+    try {
+        mainObj = getAppObj(file) || {}
+        subpackages = mainObj.subpackages || mainObj.subPackages || []
+        subpackages.forEach(sp=>{
+            let {root, pages} = sp
+            if(root && pages.length>0){
+                pages.forEach(p=>{
+                    entries[`${root}/${p}`] = root
+                })
+            }
+        })
+        
+    } catch (e) {
+        console.log(e)
+    }
+
+    return entries
+}
\ No newline at end of file
diff --git a/lib/index.js b/lib/index.js
index 59274a0..af3777f 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,4 +1,7 @@
 const pagesEntry = require( './pagesEntry' )
+const getSubPackagesRoot = require( './getSubPackagesRoot' )
+
 module.exports = {
-    pagesEntry
+    pagesEntry,
+    getSubPackagesRoot
 }
\ No newline at end of file
diff --git a/lib/pagesEntry.js b/lib/pagesEntry.js
index 3281f3e..fa2a3e2 100644
--- a/lib/pagesEntry.js
+++ b/lib/pagesEntry.js
@@ -1,22 +1,16 @@
 'use strict'
-const fs = require('fs')
 const path = require( 'path' )
-const { walk4Obj } = require('./util')
-const exp4parse = /\/\*[^*]*\*+(?:[^\/*][^*]*\*+)*\/|\/\/[^\r\n]*|\s/g
+const { getAppObj } = require('./util')
 
 // 获取指定目录下符合glob的所有文件
-module.exports = function pagesEntry(file) {
+module.exports = function(file) {
     let entries = {},
-        txt = '',
         mainObj = {},
         pages,
         subpackages
 
     try {
-        txt = fs.readFileSync(file,'utf8')
-        txt = txt.replace(exp4parse,'')
-        mainObj = walk4Obj(txt,'exportdefault')['config'] || {}
-
+        mainObj = getAppObj(file) || {}
         pages = mainObj.pages || []
         subpackages = mainObj.subpackages || mainObj.subPackages || []
         
diff --git a/lib/util.js b/lib/util.js
index a5faa2f..c4d3956 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -1,6 +1,9 @@
+const fs = require('fs')
 const path = require( 'path' )
 const json5 = require('json5')
 
+const exp4parse = /\/\*[^*]*\*+(?:[^\/*][^*]*\*+)*\/|\/\/[^\r\n]*|\s/g
+
 function resolve (...args) {
   return path.resolve( __dirname, '../', ...args)
 }
@@ -38,7 +41,14 @@ function walk4Obj (txt, startStr) {
   return resault
 }
 
+function getAppObj(file){
+    let txt = fs.readFileSync(file,'utf8')
+    txt = txt.replace(exp4parse,'')
+    return walk4Obj(txt,'exportdefault')['config'] || {}
+}
+
 module.exports = {
   resolve,
-  walk4Obj
+  walk4Obj,
+  getAppObj
 }
diff --git a/package.json b/package.json
index a19e7dd..657bdc3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@megalo/entry",
-  "version": "0.0.1",
+  "version": "0.1.0",
   "description": "",
   "main": "lib/index.js",
   "scripts": {