diff --git a/core/cloud/api.go b/core/cloud/api.go
deleted file mode 100644
index ce5e5e0..0000000
--- a/core/cloud/api.go
+++ /dev/null
@@ -1,60 +0,0 @@
-package cloud
-
-import (
-	"fmt"
-	hbtp "github.com/mgr9525/HyperByte-Transfer-Protocol"
-	gocloud "github.com/mgr9525/go-cloud"
-	"time"
-)
-
-func NewReq(code int, method string, ipr ...string) (*hbtp.Request, error) {
-	host := fmt.Sprintf("%v", gocloud.CloudConf.Custom["sysHbtpHost"])
-	req, err := hbtp.NewRPCReq(host, code, method)
-	if err != nil {
-		return nil, err
-	}
-	hd := req.ReqHeader()
-	if len(ipr) > 0 {
-		hd.RelIp = ipr[1]
-	}
-	hd.Times = time.Now().Format(time.RFC3339Nano)
-	//hd.Token = ruisUtil.Md5String(hd.Path + hd.RelIp + hd.Times + HbtpMD5Token)
-	return req, err
-}
-func DoJson(code int, method string, in, out interface{}, hd ...map[string]interface{}) error {
-	req, err := NewReq(code, method)
-	if err != nil {
-		return err
-	}
-	defer req.Close()
-	if len(hd) > 0 && hd[0] != nil {
-		for k, v := range hd[0] {
-			req.ReqHeader().Set(k, v)
-		}
-	}
-	err = req.Do(in)
-	if err != nil {
-		return err
-	}
-	if req.ResCode() != hbtp.ResStatusOk {
-		return fmt.Errorf("res err(%d):%s", req.ResCode(), string(req.ResBodyBytes()))
-	}
-	return req.ResBodyJson(out)
-}
-func DoString(code int, method string, in interface{}, hd ...hbtp.Mp) (int, []byte, error) {
-	req, err := NewReq(code, method)
-	if err != nil {
-		return 0, nil, err
-	}
-	defer req.Close()
-	if len(hd) > 0 && hd[0] != nil {
-		for k, v := range hd[0] {
-			req.ReqHeader().Set(k, v)
-		}
-	}
-	err = req.Do(in)
-	if err != nil {
-		return 0, nil, err
-	}
-	return req.ResCode(), req.ResBodyBytes(), nil
-}
diff --git a/core/cloud/commCloud/api.go b/core/cloud/commCloud/api.go
index f69b37a..5758230 100644
--- a/core/cloud/commCloud/api.go
+++ b/core/cloud/commCloud/api.go
@@ -1,8 +1,9 @@
 package commCloud
 
 import (
-	"GoClouds/core/cloud"
+	"fmt"
 	hbtp "github.com/mgr9525/HyperByte-Transfer-Protocol"
+	gocloud "github.com/mgr9525/go-cloud"
 )
 
 const (
@@ -10,11 +11,14 @@ const (
 )
 
 func NewReq(method string, ipr ...string) (*hbtp.Request, error) {
-	return cloud.NewReq(RPCHostCode, method, ipr...)
+	host := fmt.Sprintf("%v", gocloud.CloudConf.Custom["sysHbtpHost"])
+	return hbtp.NewDoReq(host, RPCHostCode, method, ipr...)
 }
 func DoJson(method string, in, out interface{}, hd ...map[string]interface{}) error {
-	return cloud.DoJson(RPCHostCode, method, in, out, hd...)
+	host := fmt.Sprintf("%v", gocloud.CloudConf.Custom["sysHbtpHost"])
+	return hbtp.DoRPCJson(host, RPCHostCode, method, in, out, hd...)
 }
 func DoString(method string, in interface{}, hd ...hbtp.Mp) (int, []byte, error) {
-	return cloud.DoString(RPCHostCode, method, in, hd...)
+	host := fmt.Sprintf("%v", gocloud.CloudConf.Custom["sysHbtpHost"])
+	return hbtp.DoRPCString(host, RPCHostCode, method, in, hd...)
 }
diff --git a/core/cloud/userCloud/api.go b/core/cloud/userCloud/api.go
index 434f0b7..1ee73cc 100644
--- a/core/cloud/userCloud/api.go
+++ b/core/cloud/userCloud/api.go
@@ -1,8 +1,9 @@
 package userCloud
 
 import (
-	"GoClouds/core/cloud"
+	"fmt"
 	hbtp "github.com/mgr9525/HyperByte-Transfer-Protocol"
+	gocloud "github.com/mgr9525/go-cloud"
 )
 
 const (
@@ -10,11 +11,14 @@ const (
 )
 
 func NewReq(method string, ipr ...string) (*hbtp.Request, error) {
-	return cloud.NewReq(RPCHostCode, method, ipr...)
+	host := fmt.Sprintf("%v", gocloud.CloudConf.Custom["sysHbtpHost"])
+	return hbtp.NewDoReq(host, RPCHostCode, method, ipr...)
 }
 func DoJson(method string, in, out interface{}, hd ...map[string]interface{}) error {
-	return cloud.DoJson(RPCHostCode, method, in, out, hd...)
+	host := fmt.Sprintf("%v", gocloud.CloudConf.Custom["sysHbtpHost"])
+	return hbtp.DoRPCJson(host, RPCHostCode, method, in, out, hd...)
 }
 func DoString(method string, in interface{}, hd ...hbtp.Mp) (int, []byte, error) {
-	return cloud.DoString(RPCHostCode, method, in, hd...)
+	host := fmt.Sprintf("%v", gocloud.CloudConf.Custom["sysHbtpHost"])
+	return hbtp.DoRPCString(host, RPCHostCode, method, in, hd...)
 }
diff --git a/go.mod b/go.mod
index d0d67f1..67a662d 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
 	github.com/gin-gonic/gin v1.7.1
 	github.com/go-sql-driver/mysql v1.5.0
-	github.com/mgr9525/HyperByte-Transfer-Protocol v0.0.0-20210426153421-56963f4775c8
+	github.com/mgr9525/HyperByte-Transfer-Protocol v0.0.0-20210428064104-cf9d03801c90
 	github.com/mgr9525/go-cloud v1.0.6-0.20210425153348-0292a9ccd8f8
 	github.com/mgr9525/go-ruisutil v1.0.8-0.20210317093428-f69295935056
 	github.com/qiniu/qmgo v0.9.2
diff --git a/go.sum b/go.sum
index abb1de4..9fca191 100644
--- a/go.sum
+++ b/go.sum
@@ -99,6 +99,8 @@ github.com/mattn/go-sqlite3 v1.14.0 h1:mLyGNKR8+Vv9CAU7PphKa2hkEqxxhn8i32J6FPj1/
 github.com/mattn/go-sqlite3 v1.14.0/go.mod h1:JIl7NbARA7phWnGvh0LKTyg7S9BA+6gx71ShQilpsus=
 github.com/mgr9525/HyperByte-Transfer-Protocol v0.0.0-20210426153421-56963f4775c8 h1:0H1rZNOJEAuidzG5KNIwylLS8cukGRrg7VfGI474lbQ=
 github.com/mgr9525/HyperByte-Transfer-Protocol v0.0.0-20210426153421-56963f4775c8/go.mod h1:U2OZ06VD1PHu3ZLZ8tuEHooaOZnoke/4ZKAZfL44bUQ=
+github.com/mgr9525/HyperByte-Transfer-Protocol v0.0.0-20210428064104-cf9d03801c90 h1:L9XcJd4EtXJlAOL4mTbFCOtA/I8wCUiGFvT4EV/ftkQ=
+github.com/mgr9525/HyperByte-Transfer-Protocol v0.0.0-20210428064104-cf9d03801c90/go.mod h1:U2OZ06VD1PHu3ZLZ8tuEHooaOZnoke/4ZKAZfL44bUQ=
 github.com/mgr9525/go-cloud v1.0.6-0.20210425153348-0292a9ccd8f8 h1:0OloknN3axz+XuBpc6OpTtVIlCE2GoUhvS3NP4tc354=
 github.com/mgr9525/go-cloud v1.0.6-0.20210425153348-0292a9ccd8f8/go.mod h1:VkCKgivVD2OX75Zwh+AO3zuJyxGCsuo0zdy+UXCYy9I=
 github.com/mgr9525/go-ruisutil v1.0.8-0.20210317093428-f69295935056 h1:JhXsFUB3mFWwiDc8c//E/6cUazJUX1lIiLgiM0asNjA=
diff --git a/webs/sys/main.go b/webs/sys/main.go
index 0f78f69..787ad7f 100644
--- a/webs/sys/main.go
+++ b/webs/sys/main.go
@@ -26,7 +26,7 @@ func main() {
 		println("initFuns err:" + err.Error())
 		os.Exit(1)
 	}
-	go StartConnEngine(gocloud.CloudConf.Custom.GetString("hbtpHost"))
+	go runHbtp(gocloud.CloudConf.Custom.GetString("hbtpHost"))
 	if err := gocloud.Run(); err != nil {
 		logrus.Errorf("gocloud run err:%v", err)
 	}
@@ -59,7 +59,7 @@ func SyncTable() error {
 	return nil
 }
 
-func StartConnEngine(host string) {
+func runHbtp(host string) {
 	if host == "" {
 		logrus.Error("StartConnEngine run err:host is  empty")
 		os.Exit(1)