diff --git a/assignment1/SupermarketManagement.java b/assignment1/ProductAdditionAndInquiry.java
similarity index 98%
rename from assignment1/SupermarketManagement.java
rename to assignment1/ProductAdditionAndInquiry.java
index 4b9aaa9..da4a24a 100644
--- a/assignment1/SupermarketManagement.java
+++ b/assignment1/ProductAdditionAndInquiry.java
@@ -8,7 +8,7 @@ import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.Scanner;
 
-public class SupermarketManagement {
+public class ProductAdditionAndInquiry {
     private static final String DBURL = "jdbc:mysql://localhost:3306/xiaoshou?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=GMT";
 
     public static void main(String[] args) {