diff --git a/client.siteinfo.go b/client.siteinfo.go
new file mode 100644
index 0000000..98148fe
--- /dev/null
+++ b/client.siteinfo.go
@@ -0,0 +1,74 @@
+package siterpc
+
+// import (
+// 	"encoding/json"
+// 	"errors"
+// 	"strconv"
+// 	"time"
+
+// 	"git.tetele.net/tgo/crypter"
+
+// 	"github.com/golang/protobuf/proto"
+// )
+
+type SiteInfoReq struct {
+	Master string
+	Host   string
+}
+
+type SiteInfoRes struct {
+	SiteId     string
+	Dbname     string
+	Domainname string
+}
+
+/**
+ * 由host取对应站点关键信息
+ * 请求及回均加密验签
+ * 2021/06/24
+ * GZ
+
+func GetSiteInfoByHost(host string, url ...string) (*SiteInfoRes, error) {
+
+	conn, err := rpc_server_conn(url...)
+	if err != nil {
+		return nil, err
+	}
+	defer conn.Close()
+
+	arg := SiteInfoReq{host}
+
+	data_json, err := json.Marshal(arg)
+	if err != nil {
+		return nil, err
+	}
+	now_int64 := time.Now().Unix()
+
+	encryData := crypter.DesEn(string(data_json), DES_KEY)
+
+	now := strconv.FormatInt(now_int64, 10)
+
+	sign := Sign(encryData, now)
+
+	req := &Request{proto.String(encryData), proto.String(now), proto.String(sign), nil}
+
+	res := &Response{}
+
+	err = conn.GetSiteInfoByHost(req, res)
+
+	if err != nil {
+		return nil, err
+	}
+
+	res_data := GetOrgData(res)
+
+	var res_arr SiteInfoRes
+
+	err = json.Unmarshal([]byte(res_data), &res_arr)
+
+	if err != nil {
+		return nil, err
+	}
+	return &res_arr, nil
+}
+*/