diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AttentionActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AttentionActivity.java
index 44db8c5..9457080 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AttentionActivity.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AttentionActivity.java
@@ -1,13 +1,13 @@
 package com.example.leudaemialikeme.Activity;
 
+import android.os.Bundle;
+
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
-import android.os.Bundle;
-
 import com.example.leudaemialikeme.Adapter.AttentionAdapter;
-import com.example.leudaemialikeme.Attention;
+import com.example.leudaemialikeme.Model.Attention;
 import com.example.leudaemialikeme.R;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/ConcernedProblemActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/ConcernedProblemActivity.java
index 6f29d82..57a4b98 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/ConcernedProblemActivity.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/ConcernedProblemActivity.java
@@ -6,9 +6,8 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import android.os.Bundle;
 
-import com.example.leudaemialikeme.Adapter.EventAdapter;
 import com.example.leudaemialikeme.Adapter.QuestionAdapter;
-import com.example.leudaemialikeme.Question;
+import com.example.leudaemialikeme.Model.Question;
 import com.example.leudaemialikeme.R;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/EventActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/EventActivity.java
index b374e75..66d55d8 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/EventActivity.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/EventActivity.java
@@ -7,7 +7,7 @@ import androidx.recyclerview.widget.RecyclerView;
 import android.os.Bundle;
 
 import com.example.leudaemialikeme.Adapter.EventAdapter;
-import com.example.leudaemialikeme.Event;
+import com.example.leudaemialikeme.Model.Event;
 import com.example.leudaemialikeme.R;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/InfoActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/InfoActivity.java
index 05932d9..21515d3 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/InfoActivity.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/InfoActivity.java
@@ -14,7 +14,7 @@ import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.leudaemialikeme.R;
-import com.example.leudaemialikeme.Recnews;
+import com.example.leudaemialikeme.Model.Recnews;
 import com.example.leudaemialikeme.Adapter.InfoAdapter;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/MyQuestionActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/MyQuestionActivity.java
index 1f81f78..f0120bb 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/MyQuestionActivity.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/MyQuestionActivity.java
@@ -7,8 +7,7 @@ import androidx.recyclerview.widget.RecyclerView;
 import android.os.Bundle;
 
 import com.example.leudaemialikeme.Adapter.MyQuestionAdapter;
-import com.example.leudaemialikeme.Adapter.QuestionAdapter;
-import com.example.leudaemialikeme.MyQuestion;
+import com.example.leudaemialikeme.Model.MyQuestion;
 import com.example.leudaemialikeme.R;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/AttentionAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/AttentionAdapter.java
index 9a2c4f0..9119087 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/AttentionAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/AttentionAdapter.java
@@ -9,8 +9,7 @@ import android.widget.TextView;
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
-import com.example.leudaemialikeme.Attention;
-import com.example.leudaemialikeme.Collect;
+import com.example.leudaemialikeme.Model.Attention;
 import com.example.leudaemialikeme.R;
 
 import java.util.List;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/CollectAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/CollectAdapter.java
index 73c2757..c85bf88 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/CollectAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/CollectAdapter.java
@@ -9,7 +9,7 @@ import android.widget.TextView;
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
-import com.example.leudaemialikeme.Collect;
+import com.example.leudaemialikeme.Model.Collect;
 import com.example.leudaemialikeme.R;
 
 import java.util.List;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/EventAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/EventAdapter.java
index 749c36d..a3de51d 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/EventAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/EventAdapter.java
@@ -8,7 +8,7 @@ import android.widget.TextView;
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
-import com.example.leudaemialikeme.Event;
+import com.example.leudaemialikeme.Model.Event;
 import com.example.leudaemialikeme.R;
 
 import java.util.List;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/InfoAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/InfoAdapter.java
index ad35d72..ccf3a2c 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/InfoAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/InfoAdapter.java
@@ -13,7 +13,7 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.leudaemialikeme.Activity.DetailActivity;
 import com.example.leudaemialikeme.R;
-import com.example.leudaemialikeme.Recnews;
+import com.example.leudaemialikeme.Model.Recnews;
 
 import java.util.List;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MsgAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MsgAdapter.java
new file mode 100644
index 0000000..36b5e23
--- /dev/null
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MsgAdapter.java
@@ -0,0 +1,68 @@
+package com.example.leudaemialikeme.Adapter;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.example.leudaemialikeme.Model.Msg;
+import com.example.leudaemialikeme.R;
+
+import java.util.List;
+
+public class MsgAdapter extends RecyclerView.Adapter<MsgAdapter.ViewHolder> {
+    private List<Msg> msgList;
+
+    static class ViewHolder extends RecyclerView.ViewHolder{
+        ImageView portrait;
+        TextView nickname;
+        TextView introduction;
+        LinearLayout linear_msg;
+        public ViewHolder(View view){
+            super(view);
+            portrait = (ImageView)view.findViewById(R.id.img_portrait);
+            nickname = (TextView)view.findViewById(R.id.text_nickname);
+            introduction = (TextView)view.findViewById(R.id.text_introduction);
+            linear_msg = (LinearLayout)view.findViewById(R.id.linear_msg);
+        }
+
+    }
+
+    public MsgAdapter(List<Msg> msgList) {
+        this.msgList = msgList;
+    }
+
+    @NonNull
+    @Override
+    public MsgAdapter.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view= LayoutInflater.from(parent.getContext()).inflate(R.layout.pivate_msg_item,parent,false);
+        MsgAdapter.ViewHolder holder=new MsgAdapter.ViewHolder(view);
+        holder.linear_msg.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                ////////////////////////////////////////////////////
+            }
+        });
+        return holder;
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull MsgAdapter.ViewHolder holder, int position) {
+        Msg msg = msgList.get(position);
+        holder.portrait.setImageResource(msg.getPortraitID());
+        holder.introduction.setText(String.valueOf(msg.getIntroduction()));
+        holder.nickname.setText(msg.getNickname());
+
+    }
+
+
+    @Override
+    public int getItemCount() {
+        return msgList.size();
+    }
+}
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java
index 45039f0..e32e42a 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java
@@ -3,13 +3,12 @@ package com.example.leudaemialikeme.Adapter;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
-import com.example.leudaemialikeme.MyQuestion;
+import com.example.leudaemialikeme.Model.MyQuestion;
 import com.example.leudaemialikeme.R;
 
 import java.util.List;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/QuestionAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/QuestionAdapter.java
index 46401d0..7e8d78b 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/QuestionAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/QuestionAdapter.java
@@ -3,14 +3,13 @@ package com.example.leudaemialikeme.Adapter;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
-import com.example.leudaemialikeme.Question;
+import com.example.leudaemialikeme.Model.Question;
 import com.example.leudaemialikeme.R;
 
 import java.util.List;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/RecnewsAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/RecnewsAdapter.java
index 9ae1793..817f23b 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/RecnewsAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/RecnewsAdapter.java
@@ -14,7 +14,7 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.leudaemialikeme.Activity.DetailActivity;
 import com.example.leudaemialikeme.R;
-import com.example.leudaemialikeme.Recnews;
+import com.example.leudaemialikeme.Model.Recnews;
 
 import java.util.List;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/AnswerCollectFragment.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/AnswerCollectFragment.java
index 73cc888..7cea4af 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/AnswerCollectFragment.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/AnswerCollectFragment.java
@@ -14,7 +14,7 @@ import android.view.View;
 import android.view.ViewGroup;
 
 import com.example.leudaemialikeme.Adapter.CollectAdapter;
-import com.example.leudaemialikeme.Collect;
+import com.example.leudaemialikeme.Model.Collect;
 import com.example.leudaemialikeme.R;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/IndexFragment.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/IndexFragment.java
index 0b35be6..ed493c4 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/IndexFragment.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/IndexFragment.java
@@ -15,7 +15,7 @@ import com.example.leudaemialikeme.Activity.InfoActivity;
 import com.example.leudaemialikeme.Activity.MdctRmdActivity;
 import com.example.leudaemialikeme.Activity.SearchActivity;
 import com.example.leudaemialikeme.R;
-import com.example.leudaemialikeme.Recnews;
+import com.example.leudaemialikeme.Model.Recnews;
 import com.example.leudaemialikeme.Adapter.RecnewsAdapter;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/InvitationChannelFragment.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/InvitationChannelFragment.java
index b67bd8c..27b8fb9 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/InvitationChannelFragment.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/InvitationChannelFragment.java
@@ -12,7 +12,7 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.leudaemialikeme.Adapter.RecnewsAdapter;
 import com.example.leudaemialikeme.R;
-import com.example.leudaemialikeme.Recnews;
+import com.example.leudaemialikeme.Model.Recnews;
 
 import java.util.ArrayList;
 import java.util.List;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/NewsCollectFragment.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/NewsCollectFragment.java
index ff77ae4..3dcfd42 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/NewsCollectFragment.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/NewsCollectFragment.java
@@ -1,7 +1,5 @@
 package com.example.leudaemialikeme.Fragment;
 
-import android.content.Context;
-import android.net.Uri;
 import android.os.Bundle;
 
 import androidx.fragment.app.Fragment;
@@ -16,7 +14,7 @@ import android.view.View;
 import android.view.ViewGroup;
 
 import com.example.leudaemialikeme.Adapter.CollectAdapter;
-import com.example.leudaemialikeme.Collect;
+import com.example.leudaemialikeme.Model.Collect;
 import com.example.leudaemialikeme.R;
 
 import java.util.ArrayList;
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Attention.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Attention.java
similarity index 96%
rename from Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Attention.java
rename to Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Attention.java
index 3979f14..e03a0b1 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Attention.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Attention.java
@@ -1,4 +1,4 @@
-package com.example.leudaemialikeme;
+package com.example.leudaemialikeme.Model;
 
 import java.io.Serializable;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Collect.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Collect.java
similarity index 97%
rename from Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Collect.java
rename to Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Collect.java
index 5972678..3cac77e 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Collect.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Collect.java
@@ -1,4 +1,4 @@
-package com.example.leudaemialikeme;
+package com.example.leudaemialikeme.Model;
 
 import java.io.Serializable;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Event.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Event.java
similarity index 96%
rename from Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Event.java
rename to Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Event.java
index a177888..823553a 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Event.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Event.java
@@ -1,4 +1,4 @@
-package com.example.leudaemialikeme;
+package com.example.leudaemialikeme.Model;
 
 import java.io.Serializable;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Msg.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Msg.java
new file mode 100644
index 0000000..f1fbf6c
--- /dev/null
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Msg.java
@@ -0,0 +1,39 @@
+package com.example.leudaemialikeme.Model;
+
+import java.io.Serializable;
+
+public class Msg implements Serializable {
+    private int portraitID;
+    private String nickname;
+    private String introduction;
+
+    public Msg(int portraitID, String nickname, String introduction) {
+        this.portraitID = portraitID;
+        this.nickname = nickname;
+        this.introduction = introduction;
+    }
+
+    public void setPortraitID(int portraitID) {
+        this.portraitID = portraitID;
+    }
+
+    public void setNickname(String nickname) {
+        this.nickname = nickname;
+    }
+
+    public void setIntroduction(String introduction) {
+        this.introduction = introduction;
+    }
+
+    public int getPortraitID() {
+        return portraitID;
+    }
+
+    public String getNickname() {
+        return nickname;
+    }
+
+    public String getIntroduction() {
+        return introduction;
+    }
+}
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/MyQuestion.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/MyQuestion.java
similarity index 96%
rename from Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/MyQuestion.java
rename to Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/MyQuestion.java
index c710427..1042752 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/MyQuestion.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/MyQuestion.java
@@ -1,4 +1,4 @@
-package com.example.leudaemialikeme;
+package com.example.leudaemialikeme.Model;
 
 import java.io.Serializable;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Question.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Question.java
similarity index 95%
rename from Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Question.java
rename to Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Question.java
index 3d16a18..7a511af 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Question.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Question.java
@@ -1,4 +1,4 @@
-package com.example.leudaemialikeme;
+package com.example.leudaemialikeme.Model;
 
 import java.io.Serializable;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Recnews.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Recnews.java
similarity index 96%
rename from Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Recnews.java
rename to Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Recnews.java
index e3c666d..2d7fd4b 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Recnews.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Model/Recnews.java
@@ -1,4 +1,4 @@
-package com.example.leudaemialikeme;
+package com.example.leudaemialikeme.Model;
 
 import java.io.Serializable;
 
diff --git a/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg.xml b/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg.xml
index baeeac3..4dd30c7 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg.xml
+++ b/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg.xml
@@ -5,126 +5,9 @@
     android:layout_height="match_parent"
     tools:context="com.example.leudaemialikeme.Fragment.PrivateMsgFragment">
 
-    <!-- TODO: Update blank fragment layout -->
-    <TextView
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:text="" />
 
-    <LinearLayout
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/list_private_msg"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="vertical">
-
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content">
-
-            <LinearLayout
-                android:layout_width="60dp"
-                android:layout_height="match_parent"
-                android:orientation="vertical">
-
-                <ImageView
-                    android:id="@+id/imageView11"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="10dp"
-                    android:src="@drawable/img_reminding" />
-            </LinearLayout>
-
-            <LinearLayout
-                android:layout_width="350dp"
-                android:layout_height="match_parent"
-                android:orientation="vertical">
-
-                <TextView
-                    android:id="@+id/textView29"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:text="系统通知" />
-
-                <TextView
-                    android:id="@+id/textView30"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:text="恭喜你，验证身份通过，成功加入小白帮....." />
-            </LinearLayout>
-        </LinearLayout>
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="50dp">
-
-            <LinearLayout
-                android:layout_width="60dp"
-                android:layout_height="match_parent"
-                android:orientation="vertical">
-
-                <ImageView
-                    android:id="@+id/imageView12"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="10dp"
-                    android:src="@drawable/img_helper" />
-            </LinearLayout>
-
-            <LinearLayout
-                android:layout_width="353dp"
-                android:layout_height="match_parent"
-                android:orientation="vertical">
-                <TextView
-                    android:id="@+id/textView20"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:text="小白帮_新人助手" />
-
-                <TextView
-                    android:id="@+id/textView31"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:text="Hi,你终于来啦，欢迎你加入......" />
-            </LinearLayout>
-
-        </LinearLayout>
-
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="50dp">
-
-            <LinearLayout
-                android:layout_width="60dp"
-                android:layout_height="match_parent"
-                android:orientation="vertical">
-
-                <ImageView
-                    android:id="@+id/imageView34"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="10dp"
-                    android:src="@drawable/img_user1" />
-            </LinearLayout>
-
-            <LinearLayout
-                android:layout_width="353dp"
-                android:layout_height="match_parent"
-                android:orientation="vertical">
-                <TextView
-                    android:id="@+id/textView39"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:text="匿名用户" />
-
-                <TextView
-                    android:id="@+id/textView46"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:text="你好，我也是刚刚确诊的病人...我能问你几个问题吗？" />
-            </LinearLayout>
-
-        </LinearLayout>
-    </LinearLayout>
-
+        android:layout_height="match_parent" />
 </FrameLayout>
diff --git a/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg2.xml b/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg2.xml
index 0d290bb..baeeac3 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg2.xml
+++ b/Code/LeudaemiaLikeMe/app/src/main/res/layout/fragment_private_msg2.xml
@@ -9,7 +9,7 @@
     <TextView
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:text="@string/hello_blank_fragment" />
+        android:text="" />
 
     <LinearLayout
         android:layout_width="match_parent"
@@ -88,6 +88,43 @@
             </LinearLayout>
 
         </LinearLayout>
+
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="50dp">
+
+            <LinearLayout
+                android:layout_width="60dp"
+                android:layout_height="match_parent"
+                android:orientation="vertical">
+
+                <ImageView
+                    android:id="@+id/imageView34"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="10dp"
+                    android:src="@drawable/img_user1" />
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="353dp"
+                android:layout_height="match_parent"
+                android:orientation="vertical">
+                <TextView
+                    android:id="@+id/textView39"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:text="匿名用户" />
+
+                <TextView
+                    android:id="@+id/textView46"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:text="你好，我也是刚刚确诊的病人...我能问你几个问题吗？" />
+            </LinearLayout>
+
+        </LinearLayout>
     </LinearLayout>
 
 </FrameLayout>
diff --git a/Code/LeudaemiaLikeMe/app/src/main/res/layout/pivate_msg_item.xml b/Code/LeudaemiaLikeMe/app/src/main/res/layout/pivate_msg_item.xml
new file mode 100644
index 0000000..4b4bcce
--- /dev/null
+++ b/Code/LeudaemiaLikeMe/app/src/main/res/layout/pivate_msg_item.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_margin="15dp"
+    android:layout_width="match_parent"
+    android:layout_height="50dp"
+    android:id="@+id/linear_msg">
+
+        <LinearLayout
+            android:layout_width="60dp"
+            android:layout_height="match_parent"
+            android:orientation="vertical">
+
+            <ImageView
+                android:id="@+id/img_portrait"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_margin="10dp"
+                android:src="@drawable/img_user1" />
+        </LinearLayout>
+
+        <LinearLayout
+            android:layout_width="353dp"
+            android:layout_height="match_parent"
+            android:orientation="vertical">
+            <TextView
+                android:id="@+id/text_nickname"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="匿名用户" />
+
+            <TextView
+                android:id="@+id/text_introduction"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:singleLine="true"
+                android:text="你好，我也是刚刚确诊的病人...我能问你几个问题吗？343u853827847584957475943754" />
+        </LinearLayout>
+
+</LinearLayout>
\ No newline at end of file