diff --git a/coolq/cqcode.go b/coolq/cqcode.go
index 7315cde..c142036 100644
--- a/coolq/cqcode.go
+++ b/coolq/cqcode.go
@@ -448,6 +448,11 @@ func ToMessageContent(e []message.IMessageElement) (r []global.MSG) {
 				"type": "image",
 				"data": data,
 			}
+		case *message.GuildImageElement:
+			m = global.MSG{
+				"type": "image",
+				"data": global.MSG{"file": hex.EncodeToString(o.Md5) + ".image", "url": o.Url},
+			}
 		case *message.FriendImageElement:
 			data := global.MSG{"file": hex.EncodeToString(o.Md5) + ".image", "url": o.Url}
 			if o.Flash {
diff --git a/coolq/event.go b/coolq/event.go
index 9c9ec87..6b1fba1 100644
--- a/coolq/event.go
+++ b/coolq/event.go
@@ -155,14 +155,14 @@ func (bot *CQBot) guildChannelMessageEvent(c *client.QQClient, m *message.GuildC
 		SubID:      m.ChannelId,
 	}
 	log.Infof("收到来自频道 %v(%v) 子频道 %v(%v) 内 %v(%v) 的消息: %v", guild.GuildName, guild.GuildId, channel.ChannelName, m.ChannelId, m.Sender.Nickname, m.Sender.TinyId, ToStringMessage(m.Elements, source, true))
-	// todo: 数据库支持
+	id := bot.InsertGuildChannelMessage(m)
 	bot.dispatchEventMessage(global.MSG{
 		"post_type":    "message",
 		"message_type": "guild",
 		"sub_type":     "channel",
 		"guild_id":     fU64(m.GuildId),
 		"channel_id":   fU64(m.ChannelId),
-		"message_id":   fmt.Sprintf("%v-%v", m.Id, m.InternalId),
+		"message_id":   id,
 		"user_id":      fU64(m.Sender.TinyId),
 		"message":      ToFormattedMessage(m.Elements, source, false), // todo: 增加对频道消息 Reply 的支持
 		"self_id":      bot.Client.Uin,