diff --git a/IDEA/src/main/java/com/example/api/service/UserService.java b/IDEA/src/main/java/com/example/api/service/UserService.java
new file mode 100644
index 00000000..1a531a90
--- /dev/null
+++ b/IDEA/src/main/java/com/example/api/service/UserService.java
@@ -0,0 +1,4 @@
+package com.example.api.service;
+
+public interface UserService {
+}
diff --git a/IDEA/src/main/java/com/example/api/service/impl/UserServiceImpl.java b/IDEA/src/main/java/com/example/api/service/impl/UserServiceImpl.java
new file mode 100644
index 00000000..64d95a50
--- /dev/null
+++ b/IDEA/src/main/java/com/example/api/service/impl/UserServiceImpl.java
@@ -0,0 +1,9 @@
+package com.example.api.service.impl;
+
+import com.example.api.service.UserService;
+import org.springframework.stereotype.Service;
+
+@Service
+public class UserServiceImpl implements UserService {
+
+}