diff --git a/requirements.txt b/requirements.txt
index ed217ea..d035d62 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,8 @@ yfinance==0.1.54
 python-dateutil~=2.8.1
 setuptools~=54.0.0
 ruamel.yaml
-qrcode
-Pillow
\ No newline at end of file
+qrcode~=6.1
+Pillow
+pyautogui
+selenium
+requests
\ No newline at end of file
diff --git a/tests/PyAutoGUICursor.py b/tests/PyAutoGUICursor.py
new file mode 100644
index 0000000..59bb372
--- /dev/null
+++ b/tests/PyAutoGUICursor.py
@@ -0,0 +1,46 @@
+# -*- coding: utf-8 -*-
+
+# Python Random String Password
+# Author - HoneyMoose(huyuchengus@gmail.com)
+# Link Article - https://www.ossez.com/t/python-pyautogui/13400
+
+import time
+
+import pyautogui
+
+while True:
+    # 移动鼠标，duration=0.1是鼠标移动过程中的延迟速度
+    pyautogui.moveTo(x=300, y=300, duration=0.1)
+    time.sleep(3)
+
+    # 移动鼠标到坐标后，单击左键
+    pyautogui.click(x=700, y=300, duration=0.1)
+    time.sleep(3)
+
+    # 移动鼠标到坐标后，双击左键
+    pyautogui.doubleClick(x=600, y=300, duration=0.1)
+    time.sleep(3)
+
+    # 移动鼠标到坐标后，单击右键
+    pyautogui.rightClick(x=700, y=300, duration=0.1)
+    time.sleep(3)
+
+    pyautogui.click(x=100, y=200)
+    time.sleep(10)
+
+    pyautogui.click(x=200, y=400)
+    time.sleep(10)
+
+    # 可以在 Windows 中打开 Paint，然后执行下面的语句
+    distance = 200
+    while distance > 0:
+        pyautogui.drag(distance, 0, duration=0.5)  # move right
+        distance -= 5
+        pyautogui.drag(0, distance, duration=0.5)  # move down
+        pyautogui.drag(-distance, 0, duration=0.5)  # move left
+        distance -= 5
+        pyautogui.drag(0, -distance, duration=0.5)  # move up
+    time.sleep(10)
+
+
+
diff --git a/tests/RandomStringGenerate.py b/tests/RandomStringGenerate.py
index f7b9ac5..b158f7b 100644
--- a/tests/RandomStringGenerate.py
+++ b/tests/RandomStringGenerate.py
@@ -2,10 +2,10 @@
 
 # Python Random String Password
 # Author - HoneyMoose(huyuchengus@gmail.com)
-# Link Article - https://www.ossez.com/c/open-source/python/14
+# Link Article - https://www.ossez.com/t/python/13398
 
 import string
-from random import choice
+import random
 
 
 def random_password(length, printable):
@@ -15,14 +15,13 @@ def random_password(length, printable):
     :param int length: 生成随机字符串的数量
     """
 
-    return "".join([choice(printable) for x in range(int(length))])
+    return "".join([random.choice(printable) for x in range(int(length))])
 
 
 if __name__ == "__main__":
     3
     print(__name__)
 
-
 amount = int(input("请输入需要生成随机字符串的数量: "))
 number = int(input("请输入随机字符串的长度： "))
 
@@ -32,3 +31,16 @@ for i in range(1, amount + 1):
 print('')
 for i in range(1, amount + 1):
     print(f"   随机字符串 [Ascii Uppercase String]: {i} - {repr(random_password(number, string.ascii_uppercase))} ")
+
+print('')
+for i in range(1, amount + 1):
+    print(f"   随机字符串 [Ascii Lowercase String]: {i} - {repr(random_password(number, string.ascii_lowercase))} ")
+
+print('')
+for i in range(1, amount + 1):
+    print(f"   随机字符串 [Ascii Digits String]: {i} - {repr(random_password(number, string.digits))} ")
+
+# choices Function Test
+print('')
+my_list = ["apple", "banana", "cherry"]
+print(random.choices(my_list, weights=[10, 1, 1], k=12))
diff --git a/tests/SendMailRESTfulAPI.py b/tests/SendMailRESTfulAPI.py
new file mode 100644
index 0000000..f1705ce
--- /dev/null
+++ b/tests/SendMailRESTfulAPI.py
@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+
+# Python Email Sending Test
+# Author - HoneyMoose(huyuchengus@gmail.com)
+# Link Article - https://www.ossez.com/t/python-api/13402
+
+import requests
+
+
+# MAILGUN API SEND MESSAGE
+def mailgun_api_send_message():
+    return requests.post(
+        "https://api.mailgun.net/v3/sandbox7955c7c533744fb28e650b72192eac87.mailgun.org",
+        auth=("api", "YOUR_API_KEY"),
+        data={"from": "OSSEZ <huyuchengus@gmail.com>",
+              "to": ["huyuchengus@gmail.com"],
+              "subject": "Hello MailGun API",
+              "text": "Testing Sending mail by Mailgun API!"})
+
+
+if __name__ == "__main__":
+    for i in range(3):
+        print(mailgun_api_send_message().text)