diff --git a/README.md b/README.md
index 05f58871..3314a2fa 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ qq-android协议的golang实现 移植于Mirai
 - [x] At
 - [x] 回复
 - [ ] 长消息
-- [x] 合并转发
+- [x] 合并转发(有待测试)
 
 #### 事件
 - [x] 好友消息
diff --git a/binary/utils.go b/binary/utils.go
index 06db333d..51b5bfdf 100644
--- a/binary/utils.go
+++ b/binary/utils.go
@@ -32,10 +32,19 @@ func GZipCompress(data []byte) []byte {
 	buf := new(bytes.Buffer)
 	w := gzip.NewWriter(buf)
 	_, _ = w.Write(data)
-	w.Close()
+	_ = w.Close()
 	return buf.Bytes()
 }
 
+func GZipUncompress(src []byte) []byte {
+	b := bytes.NewReader(src)
+	var out bytes.Buffer
+	r, _ := gzip.NewReader(b)
+	defer r.Close()
+	_, _ = io.Copy(&out, r)
+	return out.Bytes()
+}
+
 func CalculateImageResourceId(md5 []byte) string {
 	return strings.ToUpper(fmt.Sprintf(
 		"{%s}.png", GenUUID(md5),
diff --git a/client/client.go b/client/client.go
index bfa19cc7..cea4dd02 100644
--- a/client/client.go
+++ b/client/client.go
@@ -257,16 +257,15 @@ func (c *QQClient) SendPrivateMessage(target int64, m *message.SendingMessage) *
 	}
 }
 
-// TODO: Need fix
+// 目前似乎iOS端无法正常打开转发消息，经测试数据上传正常，应该是解析问题。iOS目前没有越狱设备抓不到日志，有空再测试。
 func (c *QQClient) SendForwardMessage(groupCode int64, m *message.ForwardMessage) *message.GroupMessage {
 	if len(m.Nodes) >= 200 {
 		return nil
 	}
-	group := c.FindGroup(groupCode)
 	ts := time.Now().Unix()
 	seq := c.nextGroupSeq()
 	data, hash := m.CalculateValidationData(seq, rand.Int31(), groupCode)
-	i, err := c.sendAndWait(c.buildMultiApplyUpPacket(data, hash, group.Uin))
+	i, err := c.sendAndWait(c.buildMultiApplyUpPacket(data, hash, utils.ToGroupUin(groupCode)))
 	if err != nil {
 		return nil
 	}
@@ -278,7 +277,7 @@ func (c *QQClient) SendForwardMessage(groupCode int64, m *message.ForwardMessage
 		MsgUpReq: []*longmsg.LongMsgUpReq{
 			{
 				MsgType:    3,
-				DstUin:     group.Uin,
+				DstUin:     utils.ToGroupUin(groupCode),
 				MsgContent: data,
 				StoreType:  2,
 				MsgUkey:    rsp.MsgUkey,
@@ -674,7 +673,7 @@ func (c *QQClient) loop() {
 			}
 		}()
 	}
-	c.Conn.Close()
+	_ = c.Conn.Close()
 }
 
 func (c *QQClient) heartbeat() {
diff --git a/message/message.go b/message/message.go
index 7d1ae400..672ed1c7 100644
--- a/message/message.go
+++ b/message/message.go
@@ -352,13 +352,15 @@ func (forMsg *ForwardMessage) CalculateValidationData(seq, random int32, groupCo
 				FromUin: node.SenderId,
 				MsgSeq:  seq,
 				MsgTime: node.Time,
-				MsgUid:  0x01000000000000000 | int64(random),
+				MsgUid:  0x01000000000000000 | (int64(random) & 0xFFFF_FFFF),
 				MutiltransHead: &msg.MutilTransHead{
 					MsgId: 1,
 				},
 				MsgType: 82,
 				GroupInfo: &msg.GroupInfo{
 					GroupCode: groupCode,
+					GroupRank: []byte{},
+					GroupName: []byte{},
 					GroupCard: node.SenderName,
 				},
 			},