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index 9a33380..48025da 100644
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diff --git a/src/Logistics/app/src/main/AndroidManifest.xml b/src/Logistics/app/src/main/AndroidManifest.xml
index 1edd0cc..d870dab 100644
--- a/src/Logistics/app/src/main/AndroidManifest.xml
+++ b/src/Logistics/app/src/main/AndroidManifest.xml
@@ -19,7 +19,7 @@
             android:name=".ui.HistoryActivity"
             android:exported="false" />
         <activity
-            android:name=".ui.NoPickActivity"
+            android:name=".ui.SearchActivity"
             android:exported="false" />
         <activity
             android:name=".ui.MenuActivity"
diff --git a/src/Logistics/app/src/main/java/com/example/logistics/ui/SearchUI.java b/src/Logistics/app/src/main/java/com/example/logistics/ui/FindActivity.java
similarity index 95%
rename from src/Logistics/app/src/main/java/com/example/logistics/ui/SearchUI.java
rename to src/Logistics/app/src/main/java/com/example/logistics/ui/FindActivity.java
index e9bf32b..b5386b4 100644
--- a/src/Logistics/app/src/main/java/com/example/logistics/ui/SearchUI.java
+++ b/src/Logistics/app/src/main/java/com/example/logistics/ui/FindActivity.java
@@ -20,13 +20,13 @@ import androidx.fragment.app.Fragment;
 import com.example.logistics.R;
 import com.example.logistics.manager.goodManager;
 
-public class SearchUI extends Fragment implements View.OnClickListener{
+public class FindActivity extends Fragment implements View.OnClickListener{
     private Context mContext;
     private Button mButton;
     private EditText mPickUpCode;
     private EditText mPhoneNum;
 
-    public SearchUI(){
+    public FindActivity(){
 
     }
     @Nullable
diff --git a/src/Logistics/app/src/main/java/com/example/logistics/ui/MenuActivity.java b/src/Logistics/app/src/main/java/com/example/logistics/ui/MenuActivity.java
index 95ed844..ae76baa 100644
--- a/src/Logistics/app/src/main/java/com/example/logistics/ui/MenuActivity.java
+++ b/src/Logistics/app/src/main/java/com/example/logistics/ui/MenuActivity.java
@@ -93,7 +93,7 @@ public class MenuActivity extends AppCompatActivity implements View.OnClickListe
                 mTextView1.setSelected(true);
                 mTextNum1.setVisibility(View.INVISIBLE);
                 if (mFrag1 == null) {
-                    mFrag1 = new SearchUI();
+                    mFrag1 = new FindActivity();
 
 
                     transaction.add(R.id.fragment_container, mFrag1);
@@ -106,7 +106,7 @@ public class MenuActivity extends AppCompatActivity implements View.OnClickListe
                 mTextView2.setSelected(true);
                 mTextNum2.setVisibility(View.INVISIBLE);
                 if (mFrag2 == null) {
-                    mFrag2 = new PickUpUI();
+                    mFrag2 = new PickUpActivity();
                     Bundle bundle = new Bundle();
                     bundle.putString("user", owner);
                     mFrag2.setArguments(bundle);
@@ -120,7 +120,7 @@ public class MenuActivity extends AppCompatActivity implements View.OnClickListe
                 mTextView3.setSelected(true);
                 mTextNum3.setVisibility(View.INVISIBLE);
                 if (mFrag3 == null) {
-                    mFrag3 = new MeUI();
+                    mFrag3 = new SetActivity();
                     Bundle bundle = new Bundle();
                     bundle.putString("user", owner);
                     mFrag3.setArguments(bundle);
diff --git a/src/Logistics/app/src/main/java/com/example/logistics/ui/PickUpUI.java b/src/Logistics/app/src/main/java/com/example/logistics/ui/PickUpActivity.java
similarity index 98%
rename from src/Logistics/app/src/main/java/com/example/logistics/ui/PickUpUI.java
rename to src/Logistics/app/src/main/java/com/example/logistics/ui/PickUpActivity.java
index 0ffd4f1..f0b8fea 100644
--- a/src/Logistics/app/src/main/java/com/example/logistics/ui/PickUpUI.java
+++ b/src/Logistics/app/src/main/java/com/example/logistics/ui/PickUpActivity.java
@@ -38,7 +38,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.net.URI;
 
-public class PickUpUI extends Fragment implements View.OnClickListener{
+public class PickUpActivity extends Fragment implements View.OnClickListener{
 
     private Button mButton;
     private Context mContext;
@@ -58,7 +58,7 @@ public class PickUpUI extends Fragment implements View.OnClickListener{
 
     int flag = 0; //flag=0:chushi
 
-    public PickUpUI(){
+    public PickUpActivity(){
 
     }
     @Nullable
diff --git a/src/Logistics/app/src/main/java/com/example/logistics/ui/NoPickActivity.java b/src/Logistics/app/src/main/java/com/example/logistics/ui/SearchActivity.java
similarity index 96%
rename from src/Logistics/app/src/main/java/com/example/logistics/ui/NoPickActivity.java
rename to src/Logistics/app/src/main/java/com/example/logistics/ui/SearchActivity.java
index 104bee1..c824188 100644
--- a/src/Logistics/app/src/main/java/com/example/logistics/ui/NoPickActivity.java
+++ b/src/Logistics/app/src/main/java/com/example/logistics/ui/SearchActivity.java
@@ -25,7 +25,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
-public class NoPickActivity extends Activity implements OnItemClickListener, OnScrollListener, View.OnClickListener {
+public class SearchActivity extends Activity implements OnItemClickListener, OnScrollListener, View.OnClickListener {
 
     private String TAG = "NoPickActivity";
     private ListView lv_nopick;
@@ -113,7 +113,7 @@ public class NoPickActivity extends Activity implements OnItemClickListener, OnS
         @Override
         public void handleMessage(Message msg){
             if(msg.what == 1){
-                simp_adapter=new SimpleAdapter(NoPickActivity.this, dataList, R.layout.item, new String[]{"id","time"}, new int[]{R.id.np_id,R.id.np_time});
+                simp_adapter=new SimpleAdapter(SearchActivity.this, dataList, R.layout.item, new String[]{"id","time"}, new int[]{R.id.np_id,R.id.np_time});
                 lv_nopick.setAdapter(simp_adapter);
             }
         }
diff --git a/src/Logistics/app/src/main/java/com/example/logistics/ui/MeUI.java b/src/Logistics/app/src/main/java/com/example/logistics/ui/SetActivity.java
similarity index 92%
rename from src/Logistics/app/src/main/java/com/example/logistics/ui/MeUI.java
rename to src/Logistics/app/src/main/java/com/example/logistics/ui/SetActivity.java
index f49574c..7aa06a4 100644
--- a/src/Logistics/app/src/main/java/com/example/logistics/ui/MeUI.java
+++ b/src/Logistics/app/src/main/java/com/example/logistics/ui/SetActivity.java
@@ -15,14 +15,14 @@ import androidx.annotation.Nullable;
 
 import com.example.logistics.R;
 
-public class MeUI extends Fragment implements View.OnClickListener{
+public class SetActivity extends Fragment implements View.OnClickListener{
     private LinearLayout ll_waiting;
     private LinearLayout ll_history;
     private LinearLayout ll_exit;
     private Context mContext;
     private String user;
 
-    public MeUI(){
+    public SetActivity(){
 
     }
     @Nullable
@@ -52,7 +52,7 @@ public class MeUI extends Fragment implements View.OnClickListener{
         Intent intent;
         switch(view.getId()){
             case R.id.waiting:
-                intent = new Intent(mContext, NoPickActivity.class);
+                intent = new Intent(mContext, SearchActivity.class);
                 intent.putExtra("user", user);
                 startActivity(intent);
                 break;