diff --git a/registry/rpc_registry.go b/registry/rpc_registry.go
index 4c4595f..577198d 100644
--- a/registry/rpc_registry.go
+++ b/registry/rpc_registry.go
@@ -17,6 +17,8 @@ type RPCRegistry interface {
 	RPCInvoker
 	GetService(name string) interface{}
 	RegisterService(receiver interface{}, name string) error
+	RegisterServices(receivers ...interface{}) error
+	RegisterServiceMap(keysAndValues map[string]interface{}) error
 }
 
 // RPCRegistry serves registered RPC services using registered codecs.
@@ -44,6 +46,32 @@ func (rr *rpcRegistry) RegisterService(receiver interface{}, name string) error
 	return rr.services.register(receiver, name)
 }
 
+func (rr *rpcRegistry) RegisterServices(receivers ...interface{}) error {
+	if nil == receivers || 0 == len(receivers) {
+		return nil
+	}
+
+	for _, receiver := range receivers {
+		if err := rr.services.register(receiver, ""); nil != err {
+			return err
+		}
+	}
+	return nil
+}
+
+func (rr *rpcRegistry) RegisterServiceMap(keysAndValues map[string]interface{}) error {
+	if nil == keysAndValues || 0 == len(keysAndValues) {
+		return nil
+	}
+
+	for name, receiver := range keysAndValues {
+		if err := rr.services.register(receiver, name); nil != err {
+			return err
+		}
+	}
+	return nil
+}
+
 func (rr *rpcRegistry) GetService(name string) interface{} {
 	return rr.services.getService(name)
 }