diff --git a/client/client.go b/client/client.go
index 87cbe674..0b165aa4 100644
--- a/client/client.go
+++ b/client/client.go
@@ -38,7 +38,7 @@ type QQClient struct {
 	GroupList  []*GroupInfo
 	Online     bool
 
-	SequenceId              uint16
+	SequenceId              int32
 	OutGoingPacketSessionId []byte
 	RandomKey               []byte
 	Conn                    net.Conn
@@ -77,8 +77,6 @@ type QQClient struct {
 
 	groupListLock sync.Mutex
 	msgSvcLock    sync.Mutex
-
-	seqLock sync.Mutex
 }
 
 type loginSigInfo struct {
@@ -184,10 +182,10 @@ func (c *QQClient) GetGroupHonorInfo(groupCode int64, honorType HonorType) (*Gro
 	if err != nil {
 		return nil, err
 	}
-	rsp := string(b)
-	data := strings.Split(strings.Split(rsp, `window.__INITIAL_STATE__=`)[1], "</script>")[0]
+	b = b[bytes.Index(b, []byte(`window.__INITIAL_STATE__=`))+25:]
+	b = b[:bytes.Index(b, []byte("</script>"))]
 	ret := GroupHonorInfo{}
-	err = json.Unmarshal([]byte(data), &ret)
+	err = json.Unmarshal(b, &ret)
 	if err != nil {
 		return nil, err
 	}
@@ -825,45 +823,27 @@ func (c *QQClient) registerClient() {
 }
 
 func (c *QQClient) nextSeq() uint16 {
-	c.seqLock.Lock()
-	defer c.seqLock.Unlock()
-
-	c.SequenceId++
-	c.SequenceId &= 0x7FFF
-	if c.SequenceId == 0 {
-		c.SequenceId++
-	}
-	return c.SequenceId
+	return uint16(atomic.AddInt32(&c.SequenceId, 1) & 0x7FFF)
 }
 
 func (c *QQClient) nextPacketSeq() int32 {
-	s := atomic.LoadInt32(&c.requestPacketRequestId)
-	atomic.AddInt32(&c.requestPacketRequestId, 2)
-	return s
+	return atomic.AddInt32(&c.requestPacketRequestId, 2)
 }
 
 func (c *QQClient) nextGroupSeq() int32 {
-	s := atomic.LoadInt32(&c.groupSeq)
-	atomic.AddInt32(&c.groupSeq, 2)
-	return s
+	return atomic.AddInt32(&c.groupSeq, 2)
 }
 
 func (c *QQClient) nextFriendSeq() int32 {
-	s := atomic.LoadInt32(&c.friendSeq)
-	atomic.AddInt32(&c.friendSeq, 1)
-	return s
+	return atomic.AddInt32(&c.friendSeq, 1)
 }
 
 func (c *QQClient) nextGroupDataTransSeq() int32 {
-	s := atomic.LoadInt32(&c.groupDataTransSeq)
-	atomic.AddInt32(&c.groupDataTransSeq, 2)
-	return s
+	return atomic.AddInt32(&c.groupDataTransSeq, 2)
 }
 
 func (c *QQClient) nextHighwayApplySeq() int32 {
-	s := atomic.LoadInt32(&c.highwayApplyUpSeq)
-	atomic.AddInt32(&c.highwayApplyUpSeq, 2)
-	return s
+	return atomic.AddInt32(&c.highwayApplyUpSeq, 2)
 }
 
 func (c *QQClient) send(pkt []byte) error {