diff --git a/internal/rpc/group/callback.go b/internal/rpc/group/callback.go
index c6d0e6ff5..887aaf8aa 100644
--- a/internal/rpc/group/callback.go
+++ b/internal/rpc/group/callback.go
@@ -88,10 +88,10 @@ func CallbackBeforeCreateGroup(ctx context.Context, req *group.CreateGroupReq) (
 }
 
 func CallbackAfterCreateGroup(ctx context.Context, req *group.CreateGroupReq) (err error) {
-	if !config.Config.Callback.CallbackBeforeCreateGroup.Enable {
+	if !config.Config.Callback.CallbackAfterCreateGroup.Enable {
 		return nil
 	}
-	cbReq := &callbackstruct.CallbackBeforeCreateGroupReq{
+	cbReq := &callbackstruct.CallbackAfterCreateGroupReq{
 		CallbackCommand: "callbackAfterCreateGroupCommand",
 		OperationID:     mcontext.GetOperationID(ctx),
 		GroupInfo:       req.GroupInfo,
@@ -112,13 +112,13 @@ func CallbackAfterCreateGroup(ctx context.Context, req *group.CreateGroupReq) (e
 			RoleLevel: constant.GroupOrdinaryUsers,
 		})
 	}
-	resp := &callbackstruct.CallbackBeforeCreateGroupResp{}
+	resp := &callbackstruct.CallbackAfterCreateGroupResp{}
 	err = http.CallBackPostReturn(
 		ctx,
 		config.Config.Callback.CallbackUrl,
 		cbReq,
 		resp,
-		config.Config.Callback.CallbackBeforeCreateGroup,
+		config.Config.Callback.CallbackAfterCreateGroup,
 	)
 	if err != nil {
 		if err == errs.ErrCallbackContinue {
diff --git a/pkg/callbackstruct/group.go b/pkg/callbackstruct/group.go
index 423f31fab..5ec6433b6 100644
--- a/pkg/callbackstruct/group.go
+++ b/pkg/callbackstruct/group.go
@@ -50,6 +50,17 @@ type CallbackBeforeCreateGroupResp struct {
 	ApplyMemberFriend *int32  `json:"applyMemberFriend"`
 }
 
+type CallbackAfterCreateGroupReq struct {
+	OperationID     string `json:"operationID"`
+	CallbackCommand `json:"callbackCommand"`
+	*common.GroupInfo
+	InitMemberList []*apistruct.GroupAddMemberInfo `json:"initMemberList"`
+}
+
+type CallbackAfterCreateGroupResp struct {
+	CommonCallbackResp
+}
+
 type CallbackBeforeMemberJoinGroupReq struct {
 	CallbackCommand `json:"callbackCommand"`
 	OperationID     string `json:"operationID"`
diff --git a/pkg/common/http/http_client.go b/pkg/common/http/http_client.go
index e0cedf357..c45e9f8ad 100644
--- a/pkg/common/http/http_client.go
+++ b/pkg/common/http/http_client.go
@@ -20,7 +20,6 @@ import (
 	"encoding/json"
 	"io"
 	"net/http"
-	urllib "net/url"
 	"time"
 
 	"github.com/OpenIMSDK/protocol/constant"
@@ -108,10 +107,11 @@ func PostReturn(ctx context.Context, url string, header map[string]string, input
 
 func callBackPostReturn(ctx context.Context, url, command string, input interface{}, output callbackstruct.CallbackResp, callbackConfig config.CallBackConfig) error {
 	defer log.ZDebug(ctx, "callback", "url", url, "command", command, "input", input, "callbackConfig", callbackConfig)
-
-	v := urllib.Values{}
-	v.Set(constant.CallbackCommand, command)
-	url = url + "?" + v.Encode()
+	//
+	//v := urllib.Values{}
+	//v.Set(constant.CallbackCommand, command)
+	//url = url + "/" + v.Encode()
+	url = url + "/" + command
 
 	b, err := Post(ctx, url, nil, input, callbackConfig.CallbackTimeOut)
 	if err != nil {