diff --git a/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt b/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
index 6d69b72..c1b1265 100644
--- a/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
+++ b/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
@@ -1,6 +1,7 @@
 package com.casic.br.ktd.fragment
 
 import android.os.Bundle
+import android.os.Environment
 import androidx.lifecycle.ViewModelProvider
 import com.casic.br.ktd.R
 import com.casic.br.ktd.base.KotlinBaseFragment
@@ -13,18 +14,26 @@
 import com.casic.br.ktd.widgets.AlertControlDialog
 import com.casic.br.ktd.widgets.AlertMessageDialog
 import com.casic.br.ktd.widgets.ChangePasswordDialog
+import com.pengxh.kt.lite.extensions.calculateSize
+import com.pengxh.kt.lite.extensions.deleteFile
+import com.pengxh.kt.lite.extensions.formatFileSize
 import com.pengxh.kt.lite.extensions.navigatePageTo
 import com.pengxh.kt.lite.utils.PageNavigationManager
 import com.pengxh.kt.lite.utils.SaveKeyValues
 import com.pengxh.kt.lite.vm.LoadState
 import kotlinx.android.synthetic.main.fragment_mine.view.*
+import java.io.File
 import java.nio.charset.StandardCharsets
 
 class MinePageFragment : KotlinBaseFragment() {
 
     private lateinit var userViewModel: UserViewModel
+    private lateinit var rootDir: File
 
     override fun initView(savedInstanceState: Bundle?) {
+        //缓存根目录
+        rootDir = File(requireContext().getExternalFilesDir(Environment.DIRECTORY_PICTURES), "")
+
         userViewModel = ViewModelProvider(this)[UserViewModel::class.java]
         userViewModel.outResult.observe(this) {
             if (it.code == 200) {
@@ -103,6 +112,24 @@
                     }
                 }).build().show()
         }
+
+        bv.clearCacheView.setOnClickListener {
+            AlertControlDialog.Builder()
+                .setContext(requireContext())
+                .setTitle("清除缓存")
+                .setMessage("确定清除本地缓存吗？")
+                .setNegativeButton("取消")
+                .setPositiveButton("确定")
+                .setOnDialogButtonClickListener(object :
+                    AlertControlDialog.OnDialogButtonClickListener {
+                    override fun onConfirmClick() {
+                        rootDir.deleteFile()
+                        bv.clearCacheView.text = rootDir.calculateSize().formatFileSize()
+                    }
+
+                    override fun onCancelClick() {}
+                }).build().show()
+        }
     }
 
     override fun initLayoutRes(): Int = R.layout.fragment_mine
@@ -123,5 +150,8 @@
     override fun onResume() {
         super.onResume()
         userViewModel.getUserInfo(SaveKeyValues.getValue(LocaleConstant.ACCOUNT, "") as String)
+
+        //计算本地缓存
+        bv.clearCacheView.text = rootDir.calculateSize().formatFileSize()
     }
 }
\ No newline at end of file

diff --git a/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt b/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
index 6d69b72..c1b1265 100644
--- a/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
+++ b/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
@@ -1,6 +1,7 @@
 package com.casic.br.ktd.fragment
 
 import android.os.Bundle
+import android.os.Environment
 import androidx.lifecycle.ViewModelProvider
 import com.casic.br.ktd.R
 import com.casic.br.ktd.base.KotlinBaseFragment
@@ -13,18 +14,26 @@
 import com.casic.br.ktd.widgets.AlertControlDialog
 import com.casic.br.ktd.widgets.AlertMessageDialog
 import com.casic.br.ktd.widgets.ChangePasswordDialog
+import com.pengxh.kt.lite.extensions.calculateSize
+import com.pengxh.kt.lite.extensions.deleteFile
+import com.pengxh.kt.lite.extensions.formatFileSize
 import com.pengxh.kt.lite.extensions.navigatePageTo
 import com.pengxh.kt.lite.utils.PageNavigationManager
 import com.pengxh.kt.lite.utils.SaveKeyValues
 import com.pengxh.kt.lite.vm.LoadState
 import kotlinx.android.synthetic.main.fragment_mine.view.*
+import java.io.File
 import java.nio.charset.StandardCharsets
 
 class MinePageFragment : KotlinBaseFragment() {
 
     private lateinit var userViewModel: UserViewModel
+    private lateinit var rootDir: File
 
     override fun initView(savedInstanceState: Bundle?) {
+        //缓存根目录
+        rootDir = File(requireContext().getExternalFilesDir(Environment.DIRECTORY_PICTURES), "")
+
         userViewModel = ViewModelProvider(this)[UserViewModel::class.java]
         userViewModel.outResult.observe(this) {
             if (it.code == 200) {
@@ -103,6 +112,24 @@
                     }
                 }).build().show()
         }
+
+        bv.clearCacheView.setOnClickListener {
+            AlertControlDialog.Builder()
+                .setContext(requireContext())
+                .setTitle("清除缓存")
+                .setMessage("确定清除本地缓存吗？")
+                .setNegativeButton("取消")
+                .setPositiveButton("确定")
+                .setOnDialogButtonClickListener(object :
+                    AlertControlDialog.OnDialogButtonClickListener {
+                    override fun onConfirmClick() {
+                        rootDir.deleteFile()
+                        bv.clearCacheView.text = rootDir.calculateSize().formatFileSize()
+                    }
+
+                    override fun onCancelClick() {}
+                }).build().show()
+        }
     }
 
     override fun initLayoutRes(): Int = R.layout.fragment_mine
@@ -123,5 +150,8 @@
     override fun onResume() {
         super.onResume()
         userViewModel.getUserInfo(SaveKeyValues.getValue(LocaleConstant.ACCOUNT, "") as String)
+
+        //计算本地缓存
+        bv.clearCacheView.text = rootDir.calculateSize().formatFileSize()
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt b/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt
index 0888ab3..15742fe 100644
--- a/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt
+++ b/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt
@@ -672,6 +672,7 @@
         BroadcastManager.obtainInstance(this).destroy(LocaleConstant.ACTION_UPDATE_DATA)
         mapView.onDestroy()
         udpClient.release()
+        SocketManager.instance.close()
         LocationHelper.get.stopLocation()
     }
 

diff --git a/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt b/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
index 6d69b72..c1b1265 100644
--- a/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
+++ b/app/src/main/java/com/casic/br/ktd/fragment/MinePageFragment.kt
@@ -1,6 +1,7 @@
 package com.casic.br.ktd.fragment
 
 import android.os.Bundle
+import android.os.Environment
 import androidx.lifecycle.ViewModelProvider
 import com.casic.br.ktd.R
 import com.casic.br.ktd.base.KotlinBaseFragment
@@ -13,18 +14,26 @@
 import com.casic.br.ktd.widgets.AlertControlDialog
 import com.casic.br.ktd.widgets.AlertMessageDialog
 import com.casic.br.ktd.widgets.ChangePasswordDialog
+import com.pengxh.kt.lite.extensions.calculateSize
+import com.pengxh.kt.lite.extensions.deleteFile
+import com.pengxh.kt.lite.extensions.formatFileSize
 import com.pengxh.kt.lite.extensions.navigatePageTo
 import com.pengxh.kt.lite.utils.PageNavigationManager
 import com.pengxh.kt.lite.utils.SaveKeyValues
 import com.pengxh.kt.lite.vm.LoadState
 import kotlinx.android.synthetic.main.fragment_mine.view.*
+import java.io.File
 import java.nio.charset.StandardCharsets
 
 class MinePageFragment : KotlinBaseFragment() {
 
     private lateinit var userViewModel: UserViewModel
+    private lateinit var rootDir: File
 
     override fun initView(savedInstanceState: Bundle?) {
+        //缓存根目录
+        rootDir = File(requireContext().getExternalFilesDir(Environment.DIRECTORY_PICTURES), "")
+
         userViewModel = ViewModelProvider(this)[UserViewModel::class.java]
         userViewModel.outResult.observe(this) {
             if (it.code == 200) {
@@ -103,6 +112,24 @@
                     }
                 }).build().show()
         }
+
+        bv.clearCacheView.setOnClickListener {
+            AlertControlDialog.Builder()
+                .setContext(requireContext())
+                .setTitle("清除缓存")
+                .setMessage("确定清除本地缓存吗？")
+                .setNegativeButton("取消")
+                .setPositiveButton("确定")
+                .setOnDialogButtonClickListener(object :
+                    AlertControlDialog.OnDialogButtonClickListener {
+                    override fun onConfirmClick() {
+                        rootDir.deleteFile()
+                        bv.clearCacheView.text = rootDir.calculateSize().formatFileSize()
+                    }
+
+                    override fun onCancelClick() {}
+                }).build().show()
+        }
     }
 
     override fun initLayoutRes(): Int = R.layout.fragment_mine
@@ -123,5 +150,8 @@
     override fun onResume() {
         super.onResume()
         userViewModel.getUserInfo(SaveKeyValues.getValue(LocaleConstant.ACCOUNT, "") as String)
+
+        //计算本地缓存
+        bv.clearCacheView.text = rootDir.calculateSize().formatFileSize()
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt b/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt
index 0888ab3..15742fe 100644
--- a/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt
+++ b/app/src/main/java/com/casic/br/ktd/view/InspectionActivity.kt
@@ -672,6 +672,7 @@
         BroadcastManager.obtainInstance(this).destroy(LocaleConstant.ACTION_UPDATE_DATA)
         mapView.onDestroy()
         udpClient.release()
+        SocketManager.instance.close()
         LocationHelper.get.stopLocation()
     }
 
diff --git a/app/src/main/res/layout/fragment_mine.xml b/app/src/main/res/layout/fragment_mine.xml
index 9c7e2e4..6b1ac15 100644
--- a/app/src/main/res/layout/fragment_mine.xml
+++ b/app/src/main/res/layout/fragment_mine.xml
@@ -298,15 +298,21 @@
                             android:textSize="@dimen/sp_16" />
 
                         <TextView
-                            android:layout_width="0dp"
+                            android:id="@+id/clearCacheView"
+                            android:layout_width="wrap_content"
                             android:layout_height="wrap_content"
                             android:layout_marginHorizontal="@dimen/dp_20"
-                            android:layout_weight="4"
+                            android:background="@drawable/text_underline"
                             android:paddingVertical="@dimen/dp_5"
                             android:singleLine="true"
-                            android:text="98.00M"
-                            android:textColor="@color/black"
+                            android:text="0.00M"
+                            android:textColor="@color/themeColor"
                             android:textSize="@dimen/sp_16" />
+
+                        <View
+                            android:layout_width="0dp"
+                            android:layout_height="wrap_content"
+                            android:layout_weight="3.75" />
                     </LinearLayout>
 
                     <LinearLayout