diff --git a/app/lib/course-projects.ts b/app/lib/course-projects.ts
index 4692300..fda6804 100644
--- a/app/lib/course-projects.ts
+++ b/app/lib/course-projects.ts
@@ -1,5 +1,3 @@
-import { OXFORD_DUL_BASE, OXFORD_DUL_META } from "./oxford-dul-projects";
-
 export type CourseProjectEntry = {
   id: string;
   href: string;
@@ -14,22 +12,14 @@ export type CourseProjectEntry = {
 
 export const COURSE_PROJECTS: CourseProjectEntry[] = [
   {
-    id: "oxford-dul-2025",
-    href: OXFORD_DUL_BASE,
-    title: OXFORD_DUL_META.title,
-    institution: OXFORD_DUL_META.institution,
-    grade: "First Class (A+)",
-    summary: "Six projects — autoencoders, VAEs, GANs, diffusion, and CLIP.",
-    tags: ["PyTorch", "Generative AI"],
-  },
-  {
-    id: "course-notes",
-    href: "https://kaichen-dev-notes.notion.site/kaichen-dev-notes-notion-site-357a3294e48780f3b570f2f48f1081a4?source=copy_link",
-    title: "kaichen-dev-notes.notion.site",
-    institution: "UC Berkeley · SUSTech",
-    summary: "Personal course notes archive — collected on Notion.",
-    tags: ["Notion", "Notes"],
+    id: "kai-course-notes",
+    href: "https://kai-course-notes.kaichen.dev",
+    title: "Kai Course Notes",
+    institution: "SUSTech · UC Berkeley · Oxford & beyond",
+    summary:
+      "23 courses in one ecosystem — notes, homework, and projects on GitHub, web notes on Notion, per-course zip downloads, and the Oxford deep-learning portfolio.",
+    tags: ["LaTeX", "Notes", "Showcase"],
     external: true,
-    hintLabel: "Notion",
+    hintLabel: "kai-course-notes.kaichen.dev",
   },
 ];
diff --git a/app/lib/personal-projects.ts b/app/lib/personal-projects.ts
index 568d5a3..7ee1bd3 100644
--- a/app/lib/personal-projects.ts
+++ b/app/lib/personal-projects.ts
@@ -30,13 +30,6 @@ export const PERSONAL_PROJECTS: PersonalProject[] = [
     repo: "SudoSodokuApp/SudoSodoku",
     stack: ["Swift", "Shell"],
   },
-  {
-    name: "SUSTech-Kai-Notes",
-    desc: "A personal initiative holding course materials during my study at Southern University of Science and Technology(SUSTech).",
-    href: "https://github.com/kaiiiichen/SUSTech-Kai-Notes",
-    repo: "kaiiiichen/SUSTech-Kai-Notes",
-    stack: ["Jupyter Notebook", "Java", "TeX", "MATLAB", "C++", "Python"],
-  },
   {
     name: "buttercut",
     desc: "Buttercut is a personal-site theme for Next.js (App Router, React 19) that wants you to ship something beautiful without wrestling the codebase every weekend.",
diff --git a/app/projects/page.tsx b/app/projects/page.tsx
index 4576638..747fbb4 100644
--- a/app/projects/page.tsx
+++ b/app/projects/page.tsx
@@ -10,7 +10,7 @@ export const revalidate = 120;
 export const metadata: Metadata = {
   title: "Projects — Kai T. Chen",
   description:
-    "Course projects (Oxford deep learning portfolio, course notes) and personal GitHub work.",
+    "Course projects (Kai Course Notes — notes, homework, and the Oxford deep-learning portfolio) and personal GitHub work.",
 };
 
 export default async function Projects() {