diff --git a/GetPreview.py b/GetPreview.py
index a8e93d1..d46ec56 100644
--- a/GetPreview.py
+++ b/GetPreview.py
@@ -3,6 +3,8 @@
 import json
 from API_TitleServer import apiSDGB
 from Config import *
+import time
+import random
 
 def apiGetUserPreview(userId) -> str:
     data = json.dumps({
@@ -16,3 +18,34 @@ if __name__ == "__main__":
     #userId = input("请输入用户 ID：")
     userId = testUid
     print(apiGetUserPreview(userId))
+
+
+def crawlAllUserPreview():
+    # 这里设置开始和结束的 UserId
+    BeginUserId = 11000000
+    EndUserId = 12599999
+
+    # 打开文件，准备写入
+    with open('Remi_UserID_DB_Output.txt', 'w', encoding="utf-8") as f:
+        # 遍历 UserId
+        for userId in range(BeginUserId, EndUserId + 1):
+            # 调用 API
+            try:
+                userPreview = apiGetUserPreview(userId)
+                currentUser = json.loads(userPreview)
+                if currentUser["userId"] is not None:
+                    # 每爬到一个就把它存到一个文件里面，每个一行
+                    f.write(userPreview + "\n")
+                else:
+                    f.write("\n")
+            except:
+                f.write("ERROR\n")
+                time.sleep(4)
+            f.flush()
+            # 随机等待0.2-0.5秒
+            time.sleep(random.uniform(0.2, 0.5))
+
+    print('Finished!')
+
+if __name__ == "__main__":
+    crawlAllUserPreview()