diff --git a/app/build.gradle b/app/build.gradle
index 353bb4e8..3f963fba 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -48,6 +48,10 @@ dependencies {
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.5'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
-    //权限管理
-    implementation 'com.github.getActivity:XXPermissions:16.5'
+    //权限管理 https://github.com/getActivity/XXPermissions
+    implementation 'com.github.getActivity:XXPermissions:16.8'
+    // 文件管理 https://github.com/K1rakishou/Fuck-Storage-Access-Framework
+    implementation 'com.github.K1rakishou:Fuck-Storage-Access-Framework:v1.1.3'
+    // Android工具类库 https://blankj.com/2016/07/31/android-utils-code/
+    implementation 'com.blankj:utilcodex:1.30.1'
 }
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 7720dc64..d55acb3d 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -10,7 +10,7 @@
         android:label="@string/app_name"
         android:supportsRtl="true"
         android:theme="@style/Theme.OMQualityInspection"
-        tools:targetApi="31">
+        android:requestLegacyExternalStorage="true">
         <activity
             android:name=".ui.MainActivity"
             android:exported="true"
diff --git a/app/src/main/java/com/navinfo/omqs/data/process/DataEngine.kt b/app/src/main/java/com/navinfo/omqs/data/process/DataEngine.kt
new file mode 100644
index 00000000..581343c3
--- /dev/null
+++ b/app/src/main/java/com/navinfo/omqs/data/process/DataEngine.kt
@@ -0,0 +1,8 @@
+package com.navinfo.omqs.data.process
+
+/**
+ * 数据处理引擎，数据导入、导出及转换处理
+ * */
+class DataEngine {
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/omqs/ui/MainActivity.kt b/app/src/main/java/com/navinfo/omqs/ui/MainActivity.kt
index f3f042eb..281fb87b 100644
--- a/app/src/main/java/com/navinfo/omqs/ui/MainActivity.kt
+++ b/app/src/main/java/com/navinfo/omqs/ui/MainActivity.kt
@@ -1,6 +1,9 @@
 package com.navinfo.omqs.ui
 
+import android.content.Intent
+import android.net.Uri
 import android.os.Bundle
+import android.os.FileUtils
 import com.google.android.material.snackbar.Snackbar
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.WindowCompat
@@ -10,13 +13,26 @@ import androidx.navigation.ui.navigateUp
 import androidx.navigation.ui.setupActionBarWithNavController
 import android.view.Menu
 import android.view.MenuItem
+import android.widget.Toast
+import androidx.core.net.toFile
+import androidx.lifecycle.LifecycleOwner
+import com.blankj.utilcode.util.UriUtils
+import com.github.k1rakishou.fsaf.FileChooser
+import com.github.k1rakishou.fsaf.FileManager
+import com.github.k1rakishou.fsaf.callback.FSAFActivityCallbacks
+import com.github.k1rakishou.fsaf.callback.FileChooserCallback
+import com.hjq.permissions.OnPermissionCallback
+import com.hjq.permissions.Permission
+import com.hjq.permissions.XXPermissions
 import com.navinfo.omqs.R
 import com.navinfo.omqs.databinding.ActivityMainBinding
+import java.io.File
 
-class MainActivity : AppCompatActivity() {
+class MainActivity : PermissionsActivity(), FSAFActivityCallbacks {
 
     private lateinit var appBarConfiguration: AppBarConfiguration
     private lateinit var binding: ActivityMainBinding
+    private val fileChooser by lazy { FileChooser(this@MainActivity) }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         WindowCompat.setDecorFitsSystemWindows(window, false)
@@ -31,13 +47,31 @@ class MainActivity : AppCompatActivity() {
         appBarConfiguration = AppBarConfiguration(navController.graph)
         setupActionBarWithNavController(navController, appBarConfiguration)
 
+        fileChooser.setCallbacks(this@MainActivity)
         binding.fab.setOnClickListener { view ->
             Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                 .setAnchorView(R.id.fab)
                 .setAction("Action", null).show()
+            // 开始数据导入功能
+            fileChooser.openChooseFileDialog(object: FileChooserCallback() {
+                override fun onCancel(reason: String) {
+                }
+
+                override fun onResult(uri: Uri) {
+                    val file = UriUtils.uri2File(uri)
+                    Snackbar.make(view, "文件大小为：${file.length()}", Snackbar.LENGTH_LONG)
+                        .show()
+                }
+            })
         }
     }
 
+    override fun onPermissionsGranted() {
+    }
+
+    override fun onPermissionsDenied() {
+    }
+
     override fun onCreateOptionsMenu(menu: Menu): Boolean {
         // Inflate the menu; this adds items to the action bar if it is present.
         menuInflater.inflate(R.menu.menu_main, menu)
@@ -59,4 +93,13 @@ class MainActivity : AppCompatActivity() {
         return navController.navigateUp(appBarConfiguration)
                 || super.onSupportNavigateUp()
     }
+
+    override fun fsafStartActivityForResult(intent: Intent, requestCode: Int) {
+        startActivityForResult(intent, requestCode)
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        fileChooser.onActivityResult(requestCode, resultCode, data)
+    }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/navinfo/omqs/ui/PermissionsActivity.kt b/app/src/main/java/com/navinfo/omqs/ui/PermissionsActivity.kt
index 77508544..a175c633 100644
--- a/app/src/main/java/com/navinfo/omqs/ui/PermissionsActivity.kt
+++ b/app/src/main/java/com/navinfo/omqs/ui/PermissionsActivity.kt
@@ -12,13 +12,17 @@ import com.hjq.permissions.XXPermissions
  * 权限申请Activity
  */
 abstract class PermissionsActivity : AppCompatActivity() {
-    override fun onCreate(savedInstanceState: Bundle?, persistentState: PersistableBundle?) {
-        super.onCreate(savedInstanceState, persistentState)
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
 
         XXPermissions.with(this)
             // 申请单个权限
-            .permission(Permission.WRITE_EXTERNAL_STORAGE)
-            .permission(Permission.READ_EXTERNAL_STORAGE)
+//            .permission(Permission.WRITE_EXTERNAL_STORAGE)
+//            .permission(Permission.READ_EXTERNAL_STORAGE)
+//            .permission(Permission.READ_MEDIA_IMAGES)
+//            .permission(Permission.READ_MEDIA_AUDIO)
+//            .permission(Permission.READ_MEDIA_VIDEO)
+            .permission(Permission.MANAGE_EXTERNAL_STORAGE)
             // 设置权限请求拦截器（局部设置）
             //.interceptor(new PermissionInterceptor())
             // 设置不触发错误检测机制（局部设置）