diff --git a/hanh-nguyen/BT_Buoi8/Bai1.py b/hanh-nguyen/BT_Buoi8.1/Bai1.py
similarity index 100%
rename from hanh-nguyen/BT_Buoi8/Bai1.py
rename to hanh-nguyen/BT_Buoi8.1/Bai1.py
diff --git a/hanh-nguyen/BT_Buoi8/Bai2.py b/hanh-nguyen/BT_Buoi8.1/Bai2.py
similarity index 100%
rename from hanh-nguyen/BT_Buoi8/Bai2.py
rename to hanh-nguyen/BT_Buoi8.1/Bai2.py
diff --git a/hanh-nguyen/BT_Buoi8/Bai3.py b/hanh-nguyen/BT_Buoi8.1/Bai3.py
similarity index 100%
rename from hanh-nguyen/BT_Buoi8/Bai3.py
rename to hanh-nguyen/BT_Buoi8.1/Bai3.py
diff --git a/hanh-nguyen/BT_Buoi8.2/Bai1.py b/hanh-nguyen/BT_Buoi8.2/Bai1.py
new file mode 100644
index 0000000..683fd78
--- /dev/null
+++ b/hanh-nguyen/BT_Buoi8.2/Bai1.py
@@ -0,0 +1,31 @@
+from abc import ABC, abstractmethod
+class BaseElement(ABC):
+    def __init__(self, locator):
+        self.__locator = locator
+
+    def get_locator(self):
+        return self.__locator
+
+    @abstractmethod
+    def click(self):
+        pass
+
+class Button(BaseElement):
+    def click(self):
+        locator = self.get_locator()
+        print(f"Clicking on a button with {locator}.")
+
+class Checkbox(BaseElement):
+    def click(self):
+        locator = self.get_locator()
+        print(f"Toggling a checkbox with {locator}")
+    
+    def is_selected(self):
+        print("Checking selection status....")
+
+button = Button("add_to_wishlist")
+checkbox = Checkbox("marketing_subscription")
+
+button.click()
+checkbox.click()
+checkbox.is_selected()
\ No newline at end of file
diff --git a/hanh-nguyen/BT_Buoi8.2/Bai2.py b/hanh-nguyen/BT_Buoi8.2/Bai2.py
new file mode 100644
index 0000000..044597f
--- /dev/null
+++ b/hanh-nguyen/BT_Buoi8.2/Bai2.py
@@ -0,0 +1,17 @@
+class Browser:
+    @staticmethod
+    def get_driver(browser_name):
+        if browser_name == "chrome":
+            print("Initializing Chrome Driver...")
+            return("ChromeDriver object")
+        elif browser_name == "firefox":
+            print("Initializing Firefox Driver...")
+            return("FirefoxDriver object")
+        else:
+            raise ValueError("Browser không được hỗ trợ")
+
+browser1 = "chrome"
+Browser.get_driver(browser1)
+
+browser2 = "edge"
+Browser.get_driver(browser2)
\ No newline at end of file
diff --git a/hanh-nguyen/__pycache__/employee.cpython-313.pyc b/hanh-nguyen/__pycache__/employee.cpython-313.pyc
new file mode 100644
index 0000000..12af819
Binary files /dev/null and b/hanh-nguyen/__pycache__/employee.cpython-313.pyc differ