diff --git a/servlet/webapp-servlet.go b/servlet/webapp-servlet.go
index 959d5ae..409913f 100644
--- a/servlet/webapp-servlet.go
+++ b/servlet/webapp-servlet.go
@@ -13,7 +13,6 @@ import (
 	ogrs "git.loafle.net/overflow/gateway_rpc/servlet"
 	"git.loafle.net/overflow/member_gateway_rpc/subscribe"
 
-
 	"github.com/dgrijalva/jwt-go"
 	"github.com/satori/go.uuid"
 	"github.com/valyala/fasthttp"
@@ -119,58 +118,74 @@ func (s *WebappServlets) OnDisconnect(servletCtx server.ServletCtx) {
 }
 
 func (s *WebappServlets) handleSubscribe(serverCtx server.ServerCtx, subscribeChan <-chan *ogs.Message) {
+	var sessions []*ogrs.Session
+
+LOOP:
 	for {
 		select {
 		case msg, ok := <-subscribeChan:
 			if !ok {
 				return
 			}
+
 			switch msg.TargetType {
 			case ogs.MEMBER:
-				for _, targetID := range msg.Targets {
-					_sessions := s.getMemberSessions(targetID)
-					if nil == _sessions || 0 == len(_sessions) {
-						break
-					}
-
-					for _, _session := range _sessions {
-						_writeChan := _session.ServletCtx.GetAttribute(og.SessionWriteChanKey)
-						if nil != _writeChan {
-							writeChan := _writeChan.(chan<- []byte)
-							writeChan <- msg.Message
-						}
-					}
-				}
-
+				sessions = s.getMemberSessionsByTargetIDs(msg.Targets)
 			case ogs.MEMBER_SESSION:
-				for _, sessionID := range msg.Targets {
-					_session, ok := s.sessions.Load(sessionID)
-					if !ok {
-						logging.Logger().Debugf("Client[%s] is not exist", sessionID)
-						break
-					}
-					session := _session.(*ogrs.Session)
-					_writeChan := session.ServletCtx.GetAttribute(og.SessionWriteChanKey)
-					if nil != _writeChan {
-						writeChan := _writeChan.(chan<- []byte)
-						writeChan <- msg.Message
-					}
-				}
+				sessions = s.getMemberSessions(msg.Targets)
 			default:
 				logging.Logger().Warnf("Subscriber: Unknown TargetType %s", msg.TargetType)
+				continue LOOP
+			}
+
+			if nil == sessions || 0 == len(sessions) {
+				continue LOOP
+			}
+
+			for _, session := range sessions {
+				_writeChan := session.ServletCtx.GetAttribute(og.SessionWriteChanKey)
+				if nil != _writeChan {
+					writeChan := _writeChan.(chan<- []byte)
+					writeChan <- *msg.Message
+				}
 			}
 		}
 	}
 }
 
-func (s *WebappServlets) getMemberSessions(targetID string) []*ogrs.Session {
+func (s *WebappServlets) getMemberSessions(sessionIDs []string) []*ogrs.Session {
 	var sessions []*ogrs.Session
 
+	if nil == sessionIDs || 0 == len(sessionIDs) {
+		return sessions
+	}
+
+	for _, sessionID := range sessionIDs {
+		session, ok := s.sessions.Load(sessionID)
+		if ok {
+			sessions = append(sessions, session.(*ogrs.Session))
+		}
+	}
+
+	return sessions
+}
+
+func (s *WebappServlets) getMemberSessionsByTargetIDs(targetIDs []string) []*ogrs.Session {
+	var sessions []*ogrs.Session
+	if nil == targetIDs || 0 == len(targetIDs) {
+		return sessions
+	}
+
 	s.sessions.Range(func(k, v interface{}) bool {
 		session := v.(*ogrs.Session)
-		if session.TargetID == targetID {
-			sessions = append(sessions, session)
+
+		for _, targetID := range targetIDs {
+			if session.TargetID == targetID {
+				sessions = append(sessions, session)
+				break
+			}
 		}
+
 		return true
 	})