diff --git a/README.md b/README.md
index 61bc7689..a2d778e8 100644
--- a/README.md
+++ b/README.md
@@ -236,6 +236,11 @@
**[Sentinel](http://www.iocoder.cn/Sentinel/install/?github)**
* [《芋道 Spring Cloud Alibaba 服务调用 Dubbo 入门》](http://www.iocoder.cn/Spring-Cloud-Alibaba/Dubbo/?github)的[「6. 整合 Sentinel」](#)小节
+## 分布式事务
+
+**[Seata](http://www.iocoder.cn/Seata/install/?github)**
+* [《芋道 Dubbo 分布式事务 Seata 入门》](http://www.iocoder.cn/Dubbo/Seata/?self) 对应 [lab-53](https://github.com/YunaiV/SpringBoot-Labs/tree/master/lab-53)
+
## 链路追踪
**[SkyWalking](http://www.iocoder.cn/SkyWalking/install/?github)**
@@ -283,8 +288,9 @@
## AT 方案
-* [《芋道 Spring Boot 分布式事务 Seata 入门》](http://www.iocoder.cn/Spring-Boot/Seata/?self) 的[「2. AT 模式 + 多数据源」](#)小节，实现单体 Spring Boot 项目在多数据源下的分布式事务
-* [《芋道 Spring Boot 分布式事务 Seata 入门》](http://www.iocoder.cn/Spring-Boot/Seata/?self) 的[「AT 模式 + HttpClient 远程调用」](#)小节，实现多个 Spring Boot 项目的分布事务
+* [《芋道 Spring Boot 分布式事务 Seata 入门》](http://www.iocoder.cn/Spring-Boot/Seata/?self)的[「2. AT 模式 + 多数据源」](#)小节，实现单体 Spring Boot 项目在多数据源下的分布式事务
+* [《芋道 Spring Boot 分布式事务 Seata 入门》](http://www.iocoder.cn/Spring-Boot/Seata/?self)的[「AT 模式 + HttpClient 远程调用」](#)小节，实现多个 Spring Boot 项目的分布式事务
+* [《芋道 Dubbo 分布式事务 Seata 入门》](http://www.iocoder.cn/Dubbo/Seata/?self) 的[「2. AT 模式」](#)小节，实现多个 Dubbo 服务的分布式事务。
## TCC 方案
diff --git a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-account-service/src/main/java/cn/iocoder/springboot/lab53/accountservice/service/AccountServiceImpl.java b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-account-service/src/main/java/cn/iocoder/springboot/lab53/accountservice/service/AccountServiceImpl.java
index c5e5cebc..8c6a09d3 100644
--- a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-account-service/src/main/java/cn/iocoder/springboot/lab53/accountservice/service/AccountServiceImpl.java
+++ b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-account-service/src/main/java/cn/iocoder/springboot/lab53/accountservice/service/AccountServiceImpl.java
@@ -6,7 +6,6 @@ import io.seata.core.context.RootContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
@org.apache.dubbo.config.annotation.Service
@@ -18,7 +17,7 @@ public class AccountServiceImpl implements AccountService {
private AccountDao accountDao;
@Override
- @Transactional(propagation = Propagation.REQUIRES_NEW) // 开启新事物
+ @Transactional // 开启新事物
public void reduceBalance(Long userId, Integer price) throws Exception {
logger.info("[reduceBalance] 当前 XID: {}", RootContext.getXID());
diff --git a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/pom.xml b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/pom.xml
index 10693d43..766f0970 100644
--- a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/pom.xml
+++ b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/pom.xml
@@ -60,19 +60,19 @@
1.1.0
-
+
org.apache.dubbo
dubbo
2.7.4.1
+
org.apache.dubbo
dubbo-spring-boot-starter
2.7.4.1
-
-
+
com.alibaba
dubbo-registry-nacos
diff --git a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/src/main/java/cn/iocoder/springboot/lab53/orderservice/service/OrderServiceImpl.java b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/src/main/java/cn/iocoder/springboot/lab53/orderservice/service/OrderServiceImpl.java
index 1a445090..a7e32e34 100644
--- a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/src/main/java/cn/iocoder/springboot/lab53/orderservice/service/OrderServiceImpl.java
+++ b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-order-service/src/main/java/cn/iocoder/springboot/lab53/orderservice/service/OrderServiceImpl.java
@@ -22,7 +22,6 @@ public class OrderServiceImpl implements OrderService {
@Reference
private AccountService accountService;
-
@Reference
private ProductService productService;
diff --git a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/pom.xml b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/pom.xml
index 73ee3dcb..05435d01 100644
--- a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/pom.xml
+++ b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/pom.xml
@@ -50,19 +50,19 @@
1.1.0
-
+
org.apache.dubbo
dubbo
2.7.4.1
+
org.apache.dubbo
dubbo-spring-boot-starter
2.7.4.1
-
-
+
com.alibaba
dubbo-registry-nacos
diff --git a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/src/main/java/cn/iocoder/springboot/lab53/productservice/service/ProductServiceImpl.java b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/src/main/java/cn/iocoder/springboot/lab53/productservice/service/ProductServiceImpl.java
index 10d68b95..f864becf 100644
--- a/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/src/main/java/cn/iocoder/springboot/lab53/productservice/service/ProductServiceImpl.java
+++ b/lab-53/lab-53-seata-at-dubbo-demo/lab-53-seata-at-dubbo-demo-product-service/src/main/java/cn/iocoder/springboot/lab53/productservice/service/ProductServiceImpl.java
@@ -6,7 +6,6 @@ import io.seata.core.context.RootContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
@org.apache.dubbo.config.annotation.Service
@@ -18,7 +17,7 @@ public class ProductServiceImpl implements ProductService {
private ProductDao productDao;
@Override
- @Transactional(propagation = Propagation.REQUIRES_NEW) // 开启新事物
+ @Transactional // 开启新事物
public void reduceStock(Long productId, Integer amount) throws Exception {
logger.info("[reduceStock] 当前 XID: {}", RootContext.getXID());