diff --git a/src/main/java/com/example/demo/app/domain/service/TransactionService.java b/src/main/java/com/example/demo/app/domain/service/TransactionService.java
new file mode 100644
index 0000000..bcdf8ff
--- /dev/null
+++ b/src/main/java/com/example/demo/app/domain/service/TransactionService.java
@@ -0,0 +1,5 @@
+package com.example.demo.app.domain.service;
+
+public interface TransactionService {
+
+}
diff --git a/src/main/java/com/example/demo/app/domain/service/impl/TransactionServiceImpl.java b/src/main/java/com/example/demo/app/domain/service/impl/TransactionServiceImpl.java
new file mode 100644
index 0000000..3484d9e
--- /dev/null
+++ b/src/main/java/com/example/demo/app/domain/service/impl/TransactionServiceImpl.java
@@ -0,0 +1,10 @@
+package com.example.demo.app.domain.service.impl;
+
+import org.springframework.stereotype.Service;
+
+import com.example.demo.app.domain.service.TransactionService;
+
+@Service
+public class TransactionServiceImpl implements TransactionService{
+
+}