diff --git a/students/2025-12-07-chenyunghsin3/index.html b/students/2025-12-07-chenyunghsin3/index.html
new file mode 100644
index 0000000..01ee03e
--- /dev/null
+++ b/students/2025-12-07-chenyunghsin3/index.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+    <link rel="stylesheet" href="style.css">
+</head>
+<body>
+    <H1>HI,我是永昕</H1>
+</body>
+</html>
\ No newline at end of file
diff --git a/students/2025-12-07-chenyunghsin3/style.css b/students/2025-12-07-chenyunghsin3/style.css
new file mode 100644
index 0000000..9f0121d
--- /dev/null
+++ b/students/2025-12-07-chenyunghsin3/style.css
@@ -0,0 +1,2 @@
+h1{color: blue;
+}
\ No newline at end of file
