diff --git a/process/borrow-classroom.md b/process/borrow-classroom.md
index 61b8994..5fee93e 100644
--- a/process/borrow-classroom.md
+++ b/process/borrow-classroom.md
@@ -1,5 +1,14 @@
 # 借教室
 
+## 流程维护
+
+| 维护人 | 时间                  |
+| ------ | --------------------- |
+| ???    | start date - end date |
+| ???    | start date - now      |
+
+## 流程
+
 ```mermaid
 graph TD
     A[确定借用教室] --> B[与张老师对接]