diff --git a/README.md b/README.md
index 1f5e4af..00ce479 100644
--- a/README.md
+++ b/README.md
@@ -1,15 +1,28 @@
-# N-Market (A Campus Used Books Information Platform)
-
+# N-Market 
+> A Campus Used Books Information Platform
+---
+- [N-Market](#n-market)
+   - [Motivation](#motivation)
+   - [Architecture](#architecture)
+   - [Demonstration of the work](#demonstration-of-the-work)
+---
 ### Motivation
-
+---
 ### Architecture
 
-
+---
 ### Demonstration of the work
 You can try the [Live demo](http://124.71.159.90/home), powered by Huawei Cloud.
 #### Homepage
-##### AI assistance
+##### AI assistant (need magic)
+AI assistant is prompted with the following targeted scenarios:
+  - x
+  - s
+  - x
+  - x
+  - x
 #### Personal edition
 #### Goods
 
 
+Update time 2023-07-14