diff --git a/src/main/java/com/loafle/overflow/container/service/Service.java b/src/main/java/com/loafle/overflow/container/service/Service.java
index f7ed6d4..b93abbf 100644
--- a/src/main/java/com/loafle/overflow/container/service/Service.java
+++ b/src/main/java/com/loafle/overflow/container/service/Service.java
@@ -18,45 +18,42 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.ApplicationContextAware;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
 import org.springframework.core.annotation.AnnotationUtils;
+import org.springframework.stereotype.Component;
 
 /**
  * Service
  */
-@Configuration
+@Component
 public class Service implements InitializingBean, ApplicationContextAware {
   private static final Logger logger = LoggerFactory.getLogger(Service.class);
 
+  public static final Class<?>[] OrderedServices = {
+    ContainerProbeService.class,
+    ContainerSensorConfigService.class,
+    ContainerCrawlerService.class,
+  };
+
   private ApplicationContext applicationContext;
 
   @Autowired
   @Qualifier(Container.RPC_REGISTRY)
   private RPCRegistry rpcRegistry;
 
-  @Autowired
-  @Qualifier(Container.SERVICES)
-  private Map<String, Object> services;
-
   @Override
   public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
     this.applicationContext = applicationContext;
   }
 
-  @Bean(Container.SERVICES)
-  public Map<String, Object> services() {
-    return this.applicationContext.getBeansWithAnnotation(RPCService.class);
-  }
-
   @Override
   public void afterPropertiesSet() throws Exception {
-    if (null == this.services || 0 == this.services.size()) {
+    Map<String, Object> services = this.applicationContext.getBeansWithAnnotation(RPCService.class);
+    if (null == services || 0 == services.size()) {
       logger.debug("there is not service");
       return;
     }
 
-    this.services.forEach((name, bean) -> {
+    services.forEach((name, bean) -> {
       this.registerRPCService(bean, name);
     });
   }