diff --git a/service/seata-account/src/main/java/com/atguigu/account/SeataAccountMainApplication.java b/service/seata-account/src/main/java/com/atguigu/account/SeataAccountMainApplication.java
index a7f5b35..ea8ea90 100644
--- a/service/seata-account/src/main/java/com/atguigu/account/SeataAccountMainApplication.java
+++ b/service/seata-account/src/main/java/com/atguigu/account/SeataAccountMainApplication.java
@@ -5,9 +5,10 @@ import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
 
 
-
+@EnableTransactionManagement
 @MapperScan("com.atguigu.account.mapper")
 @EnableDiscoveryClient
 @SpringBootApplication
diff --git a/service/seata-account/src/main/java/com/atguigu/account/service/impl/AccountServiceImpl.java b/service/seata-account/src/main/java/com/atguigu/account/service/impl/AccountServiceImpl.java
index 82c70b0..ea0c2af 100644
--- a/service/seata-account/src/main/java/com/atguigu/account/service/impl/AccountServiceImpl.java
+++ b/service/seata-account/src/main/java/com/atguigu/account/service/impl/AccountServiceImpl.java
@@ -4,15 +4,18 @@ import com.atguigu.account.mapper.AccountTblMapper;
 import com.atguigu.account.service.AccountService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
+@Transactional
 @Service
 public class AccountServiceImpl implements AccountService {
 
     @Autowired
     AccountTblMapper accountTblMapper;
+
     @Override
     public void debit(String userId, int money) {
         // 扣减账户余额
-        accountTblMapper.debit(userId,money);
+        accountTblMapper.debit(userId, money);
     }
 }
diff --git a/service/seata-business/src/main/java/com/atguigu/business/SeataBusinessMainApplication.java b/service/seata-business/src/main/java/com/atguigu/business/SeataBusinessMainApplication.java
index 6f78f84..6fde23f 100644
--- a/service/seata-business/src/main/java/com/atguigu/business/SeataBusinessMainApplication.java
+++ b/service/seata-business/src/main/java/com/atguigu/business/SeataBusinessMainApplication.java
@@ -4,7 +4,6 @@ import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 
-
 @EnableDiscoveryClient
 @SpringBootApplication
 public class SeataBusinessMainApplication {
diff --git a/service/seata-business/src/main/java/com/atguigu/business/service/impl/BusinessServiceImpl.java b/service/seata-business/src/main/java/com/atguigu/business/service/impl/BusinessServiceImpl.java
index 99ec9b4..fbb9a4f 100644
--- a/service/seata-business/src/main/java/com/atguigu/business/service/impl/BusinessServiceImpl.java
+++ b/service/seata-business/src/main/java/com/atguigu/business/service/impl/BusinessServiceImpl.java
@@ -1,15 +1,16 @@
 package com.atguigu.business.service.impl;
 
+import com.alibaba.nacos.shaded.io.grpc.Grpc;
 import com.atguigu.business.service.BusinessService;
 import org.springframework.stereotype.Service;
 
-
+@Grpc.TransportAttr
 @Service
 public class BusinessServiceImpl implements BusinessService {
     @Override
     public void purchase(String userId, String commodityCode, int orderCount) {
-        //TODO 1. 扣减库存
+        // TODO 1. 扣减库存
 
-        //TODO 2. 创建订单
+        // TODO 2. 创建订单
     }
 }
diff --git a/service/seata-order/src/main/java/com/atguigu/order/SeataOrderMainApplication.java b/service/seata-order/src/main/java/com/atguigu/order/SeataOrderMainApplication.java
index 621eaf2..4effcbb 100644
--- a/service/seata-order/src/main/java/com/atguigu/order/SeataOrderMainApplication.java
+++ b/service/seata-order/src/main/java/com/atguigu/order/SeataOrderMainApplication.java
@@ -4,8 +4,9 @@ import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
 
-
+@EnableTransactionManagement
 @MapperScan("com.atguigu.order.mapper")
 @EnableDiscoveryClient
 @SpringBootApplication
diff --git a/service/seata-order/src/main/java/com/atguigu/order/service/impl/OrderServiceImpl.java b/service/seata-order/src/main/java/com/atguigu/order/service/impl/OrderServiceImpl.java
index de7bc2f..f32dadc 100644
--- a/service/seata-order/src/main/java/com/atguigu/order/service/impl/OrderServiceImpl.java
+++ b/service/seata-order/src/main/java/com/atguigu/order/service/impl/OrderServiceImpl.java
@@ -5,7 +5,9 @@ import com.atguigu.order.mapper.OrderTblMapper;
 import com.atguigu.order.service.OrderService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
+@Transactional
 @Service
 public class OrderServiceImpl implements OrderService {
 
@@ -14,12 +16,12 @@ public class OrderServiceImpl implements OrderService {
 
     @Override
     public OrderTbl create(String userId, String commodityCode, int orderCount) {
-        //1、计算订单价格
+        // 1、计算订单价格
         int orderMoney = calculate(commodityCode, orderCount);
 
-        //TODO 2、扣减账户余额
+        // TODO 2、扣减账户余额
 
-        //3、保存订单
+        // 3、保存订单
         OrderTbl orderTbl = new OrderTbl();
         orderTbl.setUserId(userId);
         orderTbl.setCommodityCode(commodityCode);
@@ -33,6 +35,6 @@ public class OrderServiceImpl implements OrderService {
 
     // 计算价格
     private int calculate(String commodityCode, int orderCount) {
-        return 9*orderCount;
+        return 9 * orderCount;
     }
 }
diff --git a/service/seata-storage/src/main/java/com/atguigu/storage/SeataStorageMainApplication.java b/service/seata-storage/src/main/java/com/atguigu/storage/SeataStorageMainApplication.java
index e8a6541..0d30eba 100644
--- a/service/seata-storage/src/main/java/com/atguigu/storage/SeataStorageMainApplication.java
+++ b/service/seata-storage/src/main/java/com/atguigu/storage/SeataStorageMainApplication.java
@@ -4,12 +4,13 @@ import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
 
+@EnableTransactionManagement
 @MapperScan("com.atguigu.storage.mapper")
 @EnableDiscoveryClient
 @SpringBootApplication
 public class SeataStorageMainApplication {
-
     public static void main(String[] args) {
         SpringApplication.run(SeataStorageMainApplication.class, args);
     }
diff --git a/service/seata-storage/src/main/java/com/atguigu/storage/service/impl/StorageServiceImpl.java b/service/seata-storage/src/main/java/com/atguigu/storage/service/impl/StorageServiceImpl.java
index 91e5f5c..347bcc7 100644
--- a/service/seata-storage/src/main/java/com/atguigu/storage/service/impl/StorageServiceImpl.java
+++ b/service/seata-storage/src/main/java/com/atguigu/storage/service/impl/StorageServiceImpl.java
@@ -4,7 +4,9 @@ import com.atguigu.storage.mapper.StorageTblMapper;
 import com.atguigu.storage.service.StorageService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
+@Transactional
 @Service
 public class StorageServiceImpl implements StorageService {