diff --git a/about/index.html b/about/index.html
new file mode 100644
index 0000000..40e7921
--- /dev/null
+++ b/about/index.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>About</title>
+</head>
+<body>
+    Code dong số 1 trang about
+        Code dong số 1 trang about 2
+            Code dong số 1 trang about 3
+            Code dong số 1 trang about 4
+</body>
+</html>
\ No newline at end of file
