diff --git a/integration/Window.py b/integration/Window.py
index 15d9931f69b374b09f772dd2a8748fe8c52ae8f1..3d78ccd97193d534fbce7068bee1fe8169e671c1 100644
--- a/integration/Window.py
+++ b/integration/Window.py
@@ -2,6 +2,7 @@ import socket
 import threading
 import time
 import tkinter as tk
+from PIL import Image, ImageTk
 from tkinter import font as tkFont
 from matplotlib.figure import Figure
 from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
@@ -573,10 +574,24 @@ class WelcomeWindow:
         self.root.rowconfigure(0, weight=1)
         self.root.rowconfigure(1, weight=1)
 
-        self.frame1 = tk.Frame(self.root, borderwidth=1, relief="solid", width=self.width, height=self.height)
-        self.frame1.grid(row=0, column=0, columnspan=2, rowspan=2, sticky="nsew")
-        self.button1 = tk.Button(self.frame1, text="Start", command=self.startButton)
-        self.button1.place(relx=0.5, rely=0.8, anchor='center')
+        try:
+            self.bg_image = Image.open("backGrond.jpg")
+            print("Image loaded successfully")
+            self.bg_image = self.bg_image.resize((self.width, self.height), Image.Resampling.LANCZOS)
+            self.bg_photo = ImageTk.PhotoImage(self.bg_image)
+
+            self.bg_label = tk.Label(self.root, image=self.bg_photo)
+            self.bg_label.place(x=0, y=0, relwidth=1, relheight=1)
+        except Exception as e:
+            print(f"Error loading image: {e}")
+
+        #self.frame1 = tk.Frame(self.root, borderwidth=1, relief="solid", width=self.width, height=self.height)
+        #self.frame1.grid(row=0, column=0, columnspan=2, rowspan=2, sticky="nsew")
+        #self.button1 = tk.Button(self.frame1, text="Start", command=self.startButton)
+        #self.button1.place(relx=0.5, rely=0.8, anchor='center')
+        self.button1 = tk.Button(self.root, text="Start", command=self.startButton,width=18,
+                                             height=2, font=("Helvetica", 15))
+        self.button1.place(relx=0.8, rely=0.8, anchor='center')  # Position the button relative to the root window
 
     def startButton(self):
         self.root.destroy()  # Close the welcome window
@@ -765,20 +780,27 @@ class trainingInterface:
     '''
     Train Data
     '''
+
     def trainData(self):
-        if (self.savedDataClose !=[])and (self.savedDataOpen!=[]):
-         vertical_line = Algorithm(self.savedDataClose, self.savedDataOpen)
-         print(f"垂直线方程: y = {vertical_line.a}x + {vertical_line.b}")
-
-         with open('trained.txt', 'w') as file:
-             file.write(f"{vertical_line.a}\n")
-             file.write(f"{vertical_line.b}\n")
-
-         test_points = [[2, 5], [3, 3], [4, 1]]
-         for point in test_points:
-             position = vertical_line.predict(point)
-             print(f"点 {point} 在垂直线的 {'左侧' if position == -1 else '右侧' if position == 1 else '上面/下面'}")
-         return vertical_line
+        # 删除文件 'trained.txt'，如果存在
+        if os.path.exists('trained.txt'):
+            os.remove('trained.txt')
+
+        if (self.savedDataClose != []) and (self.savedDataOpen != []):
+            vertical_line = Algorithm(self.savedDataClose, self.savedDataOpen)
+            print(f"垂直线方程: y = {vertical_line.a}x + {vertical_line.b}")
+
+            # 创建新的 'trained.txt' 文件并写入内容
+            with open('trained.txt', 'w') as file:
+                file.write(f"{vertical_line.a}\n")
+                file.write(f"{vertical_line.b}\n")
+
+            test_points = [[2, 5], [3, 3], [4, 1]]
+            for point in test_points:
+                position = vertical_line.predict(point)
+                print(f"点 {point} 在垂直线的 {'左侧' if position == -1 else '右侧' if position == 1 else '上面/下面'}")
+
+            return vertical_line
 
     def _decode(self, serial_data):
         serial_string = serial_data.decode(errors="ignore")
diff --git a/integration/backGrond.jpg b/integration/backGrond.jpg
new file mode 100644
index 0000000000000000000000000000000000000000..513b7da40dadd724722df759a07d2dddc7bc561b
Binary files /dev/null and b/integration/backGrond.jpg differ
diff --git a/integration/trained-example.txt b/integration/trained-example.txt
new file mode 100644
index 0000000000000000000000000000000000000000..86a5cf890b659fb481410dd616dc94526bbe6091
--- /dev/null
+++ b/integration/trained-example.txt
@@ -0,0 +1,2 @@
+-0.017490801134218237
+16.477880343919935
diff --git a/integration/trained.txt b/integration/trained.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9ffd8f384f9a365e8152d3eca100e225db56b725
--- /dev/null
+++ b/integration/trained.txt
@@ -0,0 +1,2 @@
+-4.308032026124673
+197.37737171243225