diff --git a/team1/src/main/java/com/example/demo/entity/Book_collectionEntity.java b/team1/src/main/java/com/example/demo/entity/Book_collectionEntity.java
new file mode 100644
index 0000000..c755eb6
--- /dev/null
+++ b/team1/src/main/java/com/example/demo/entity/Book_collectionEntity.java
@@ -0,0 +1,5 @@
+package com.example.demo.entity;
+
+public class Book_collectionEntity {
+
+}
diff --git a/team1/src/main/java/com/example/demo/entity/Borrow_booksEntity.java b/team1/src/main/java/com/example/demo/entity/Borrow_booksEntity.java
new file mode 100644
index 0000000..8c7d377
--- /dev/null
+++ b/team1/src/main/java/com/example/demo/entity/Borrow_booksEntity.java
@@ -0,0 +1,5 @@
+package com.example.demo.entity;
+
+public class Borrow_booksEntity {
+
+}
diff --git a/team1/src/main/java/com/example/demo/entity/EmployeeEntity.java b/team1/src/main/java/com/example/demo/entity/EmployeeEntity.java
new file mode 100644
index 0000000..44b99e1
--- /dev/null
+++ b/team1/src/main/java/com/example/demo/entity/EmployeeEntity.java
@@ -0,0 +1,5 @@
+package com.example.demo.entity;
+
+public class EmployeeEntity {
+
+}