diff --git a/Rich6Extractor/Form1.cs b/Rich6Extractor/Form1.cs
index aad076b..840404b 100644
--- a/Rich6Extractor/Form1.cs
+++ b/Rich6Extractor/Form1.cs
@@ -24,13 +24,22 @@ public Form1()
 
         private void ToolStripMenuItem1_Click(object sender, EventArgs e)
         {
+            textBox1.Clear();
+            textBox2.Clear();
             var f = new OpenFileDialog();
             f.Filter = ".pck文件|*.pck";
             f.ShowDialog();
             if (f.FileName.Length > 0)
             {
                 path = f.FileName;
-                viewer = new Rich6Viewer(path);
+                int v;
+                byte[] header = new byte[8];
+                using (var tempF=File.Open(path, FileMode.Open)){
+                    tempF.Read(header, 0, 8);
+                    if (header[4] == 0x1) v = 6;
+                    else v = 7;
+                }
+                viewer = new Rich6Viewer(path, v);
                 viewer.ReadAll();
                 for (int i = 0; i < viewer.fileName.Count; i++)
                 {
@@ -52,7 +61,9 @@ private void treeView1_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs
                 contextMenuStrip1.Show(new Point(MousePosition.X, MousePosition.Y));
             }
             int index = e.Node.Index;
-            textBox2.Text = "Size:" + viewer.fileSize[index] + "  " + "Offset:" + viewer.fileOffset[index] + "  (decimal)";
+            textBox2.Text = ("Size:" + viewer.fileSize[index].ToString("X8") + "  " + 
+                "Offset:" + viewer.fileOffset[index].ToString("X8") + " " +
+                " meta:"+(0x9+0x108*(index-1)).ToString("X8"));
             var encoding = Encoding.GetEncoding(936);
             textBox1.Text = encoding.GetString(viewer.ReadNode(index));
         }
diff --git a/Rich6Extractor/Rich6Viewer.cs b/Rich6Extractor/Rich6Viewer.cs
index 778c4c3..9c584e1 100644
--- a/Rich6Extractor/Rich6Viewer.cs
+++ b/Rich6Extractor/Rich6Viewer.cs
@@ -4,7 +4,6 @@
 using System.Text;
 using System.Threading.Tasks;
 using System.IO;
-using System.Text;
 using System.IO.MemoryMappedFiles;
 
 namespace Rich6Extractor
@@ -17,9 +16,27 @@ public class Rich6Viewer
         public List<string> fileName;
         public List<int> fileSize;
         public List<long> fileOffset;
-        public Rich6Viewer(string path)
+
+        public int begin;
+        public int stride = 0x108;
+        int sizeLen;
+
+        public Rich6Viewer(string path,int RichVersion)
         {
             this.path = path;
+            switch (RichVersion) {
+                case 6:
+                    sizeLen = 4;
+                    begin = 9;
+                    break;
+                case 7:
+                    sizeLen = 4;
+                    begin = 8;
+                    break;
+                default:
+                    throw new ArgumentException("No Support Rich Version.");
+            }
+
             try
             {
                 m = MemoryMappedFile.CreateFromFile(path);
@@ -33,22 +50,21 @@ public Rich6Viewer(string path)
 
         public void ReadAll()
         {
-            int stride = 0x108;
             var encoding = Encoding.GetEncoding(936);
-            for (int begin = 0x9; begin < 0x8a200; begin += stride)
+            for (int temp_begin = begin; temp_begin < 0x8a200; temp_begin += stride)
             {
                 int len = 0;
-                while (mv.ReadByte(begin + len) != 0) len++;
+                while (mv.ReadByte(temp_begin + len) != 0) len++;
                 byte[] second = new byte[len + 2];
-                mv.ReadArray<byte>(begin, second, 0, len + 2);
+                mv.ReadArray<byte>(temp_begin, second, 0, len + 2);
                 fileName.Add(encoding.GetString(second));
                 var third = new byte[8];
-                mv.ReadArray<byte>(begin + 0x100, third, 0, 4);
+                mv.ReadArray<byte>(temp_begin + stride - sizeLen - 0x4, third, 0, 4);
                 //Buffer.BlockCopy(data, begin + 0x100, third, 0, 4);
                 fileOffset.Add(BitConverter.ToInt64(third, 0));
                 third = new byte[4];
-                mv.ReadArray(begin + 0x104, third, 0, 4);
-               // Buffer.BlockCopy(data, begin + 0x104, third, 0, 4);
+                mv.ReadArray(temp_begin + stride - sizeLen, third, 0, 4);
+                // Buffer.BlockCopy(data, begin + 0x104, third, 0, 4);
                 fileSize.Add(BitConverter.ToInt32(third, 0));
             }
         }
@@ -79,9 +95,9 @@ public string InputNode(string p, int index)
                 mv.WriteArray(offset, input, 0, input.Length);
                 //Buffer.BlockCopy(input, 0, data, Convert.ToInt32(offset), Convert.ToInt32(fileinfo.Length));
                 var size = BitConverter.GetBytes(fileSize[index]);
-                mv.Write(0x9 + 0x108 * (index - 1) + 0x104, Convert.ToInt32(fileinfo.Length));
+                mv.Write(begin + stride * (index - 1) + stride - sizeLen, Convert.ToInt32(fileinfo.Length));
                 //Buffer.BlockCopy(size, 0, data, 0x9 + 0x108 * (index - 1) + 0x104, 4);
-                result = "Success";        
+                result = "Success";
             }
             catch (Exception e)
             {