diff --git a/modules/chat/modelChat.go b/modules/chat/modelChat.go
index 29220a06f..e6d36ea77 100644
--- a/modules/chat/modelChat.go
+++ b/modules/chat/modelChat.go
@@ -8,6 +8,7 @@ import (
 	"go_dreamfactory/lego/sys/redis"
 	"go_dreamfactory/modules"
 	"go_dreamfactory/pb"
+	"go_dreamfactory/sys/db"
 	"strings"
 
 	"go.mongodb.org/mongo-driver/bson"
@@ -75,19 +76,19 @@ func (this *modelChatComp) getChatQueue(channel pb.ChatChannel, stag, union stri
 	switch channel {
 	case pb.ChatChannel_World:
 		// key = worldchatkey
-		key = fmt.Sprintf("%s-%s", worldchatkey, stag)
+		key = fmt.Sprintf("%s-%s-%s", db.CrossTag(), worldchatkey, stag)
 		find = bson.M{"channel": channel}
 		break
 	case pb.ChatChannel_Union:
-		key = fmt.Sprintf("%s-%s", unionchatkey, union)
+		key = fmt.Sprintf("%s-%s-%s", db.CrossTag(), unionchatkey, union)
 		find = bson.M{"channel": channel, "unionId": union}
 		break
 	case pb.ChatChannel_CrossServer:
-		key = fmt.Sprintf("%s-%d", crosschatkey, area)
+		key = fmt.Sprintf("%s-%s-%d", db.CrossTag(), crosschatkey, area)
 		find = bson.M{"channel": channel, "areaId": area}
 		break
 	case pb.ChatChannel_System:
-		key = systemchatkey
+		key = fmt.Sprintf("%s-%s", db.CrossTag(), systemchatkey)
 		find = bson.M{"channel": channel}
 		break
 	}
@@ -141,7 +142,7 @@ func (this *modelChatComp) addCrossChannelMember(session comm.IUserSession) (cha
 		return
 	}
 	for {
-		key := fmt.Sprintf("%s-%d-member", crosschatkey, channel)
+		key := fmt.Sprintf("%s-%s-%d-member", db.CrossTag(), crosschatkey, channel)
 		if count, err = this.Redis.Hlen(key); err != nil {
 			this.module.Errorf("err:%v", err)
 			return
@@ -171,7 +172,7 @@ func (this *modelChatComp) chanageChannel(session comm.IUserSession, channel int
 	var (
 		maxnum int32
 	)
-	key := fmt.Sprintf("%s-%d-member", crosschatkey, channel)
+	key := fmt.Sprintf("%s-%s-%d-member", db.CrossTag(), crosschatkey, channel)
 	count := 0
 	if maxnum, err = this.module.configure.GetChanageChannelMax(); err != nil {
 		return
@@ -192,7 +193,7 @@ func (this *modelChatComp) chanageChannel(session comm.IUserSession, channel int
 
 // 读取跨服聊天频道下成员
 func (this *modelChatComp) getCrossChannelMember(channel int32) (result []*pb.CacheUser, err error) {
-	key := fmt.Sprintf("%s-%d-member", crosschatkey, channel)
+	key := fmt.Sprintf("%s-%s-%d-member", db.CrossTag(), crosschatkey, channel)
 	temp := make(map[string]*pb.CacheUser, 0)
 	if err = this.Redis.HGetAll(key, &temp); err != nil {
 		this.module.Errorf("err:%v", err)
@@ -217,7 +218,7 @@ func (this *modelChatComp) removeCrossChannelMember(uid string) (err error) {
 		return
 	}
 
-	key := fmt.Sprintf("%s-%d-member", crosschatkey, result.Chatchannel)
+	key := fmt.Sprintf("%s-%s-%d-member", db.CrossTag(), crosschatkey, result.Chatchannel)
 	if err = this.Redis.HDel(key, uid); err != nil {
 		this.module.Errorf("err:%v", err)
 		return
@@ -322,7 +323,7 @@ func (this *modelChatComp) addChatMsg(key string, count int64, msgs ...*pb.DBCha
 
 // 发送聊天消息到世界频道
 func (this *modelChatComp) sendChatToWorld(chat *pb.DBChat, queuecount int32) (err error) {
-	if err = this.module.modelChat.addChatMsg(fmt.Sprintf("%s-%s", worldchatkey, chat.Stag), int64(queuecount), chat); err != nil {
+	if err = this.module.modelChat.addChatMsg(fmt.Sprintf("%s-%s-%s", db.CrossTag(), worldchatkey, chat.Stag), int64(queuecount), chat); err != nil {
 		this.module.Errorln(err)
 		return
 	}
@@ -338,7 +339,7 @@ func (this *modelChatComp) sendChatToUnion(chat *pb.DBChat, queuecount int32) (e
 	var (
 		err error
 	)
-	if err = this.module.modelChat.addChatMsg(fmt.Sprintf("%s-%s", unionchatkey, chat.UnionId), int64(queuecount), chat); err != nil {
+	if err = this.module.modelChat.addChatMsg(fmt.Sprintf("%s-%s-%s", db.CrossTag(), unionchatkey, chat.UnionId), int64(queuecount), chat); err != nil {
 		this.module.Errorln(err)
 		errdata = &pb.ErrorData{
 			Code:    pb.ErrorCode_DBError,
@@ -356,7 +357,7 @@ func (this *modelChatComp) sendChatToUnion(chat *pb.DBChat, queuecount int32) (e
 
 // 发送聊天消息到工会频道
 func (this *modelChatComp) sendChatToCrossServer(chat *pb.DBChat, queuecount int32) (err error) {
-	if err = this.module.modelChat.addChatMsg(fmt.Sprintf("%s-%d", crosschatkey, chat.ChannelId), int64(queuecount), chat); err != nil {
+	if err = this.module.modelChat.addChatMsg(fmt.Sprintf("%s-%s-%d", db.CrossTag(), crosschatkey, chat.ChannelId), int64(queuecount), chat); err != nil {
 		this.module.Errorln(err)
 		return
 	}