diff --git a/proxy/member/member_service.go b/proxy/member/member_service.go
index 0bc58f7..79a7143 100644
--- a/proxy/member/member_service.go
+++ b/proxy/member/member_service.go
@@ -4,7 +4,6 @@ import (
 	"encoding/json"
 	"errors"
 	"git.loafle.net/overflow/encryption_go"
-	"git.loafle.net/overflow/overflow_service/proxy"
 	"git.loafle.net/overflow/overflow_service/proxy/apikey"
 	"git.loafle.net/overflow/overflow_service/proxy/keystore"
 	"log"
@@ -38,20 +37,6 @@ func NewMemberService() *MemberService {
 	return &MemberService{}
 }
 
-func (m *MemberService) getMemberMap(mem *Member) map[string]string {
-	memMap := make(map[string]string)
-
-	str, err := json.Marshal(mem)
-
-	if err != nil {
-		log.Fatal("Json Marshal Error: ", err)
-	}
-
-	memMap["com.loafle.overflow.module.member.model.Member"] = string(str)
-
-	return memMap
-}
-
 func (m *MemberService) Login(mem *Member) (string, error) {
 
 	result, err := m.ReadByEmail(mem)
@@ -89,9 +74,9 @@ func (m *MemberService) Regist(mem *Member) (string, error) {
 
 	//mem.PwSalt = pwSalt
 	//mem.Pw = digest
-	memMap := m.getMemberMap(mem)
 
-	re, err := proxy.InvokeDB(TARGET_DAO, "save", memMap)
+	re, err := utils.InvokeDBByModel(TARGET_DAO, "save", mem, utils.MODEL_MEMBER)
+
 	if err != nil {
 		return "", err
 	}
@@ -101,8 +86,8 @@ func (m *MemberService) Regist(mem *Member) (string, error) {
 
 func (m *MemberService) ReadByEmail(mem *Member) (string, error) {
 	log.Println("Call ReadByEmail", mem.Email)
-	memMap := m.getMemberMap(mem)
-	re, err := proxy.InvokeDB(TARGET_DAO, "findByEmail", memMap)
+
+	re, err := utils.InvokeDBByModel(TARGET_DAO, "findByEmail",mem, utils.MODEL_MEMBER)
 
 	if err != nil {
 		return "", err
@@ -128,9 +113,7 @@ func (m *MemberService) Modify(mem *Member) (string, error) {
 		log.Fatal("Id nil")
 	}
 
-	memMap := m.getMemberMap(mem)
-
-	re, err := proxy.InvokeDB(TARGET_DAO, "save", memMap)
+	re, err :=	utils.InvokeDBByModel("member","findOne",mem,utils.MODEL_MEMBER)
 
 	if err != nil {
 		return "", err
diff --git a/proxy/utils/model_mapping.go b/proxy/utils/model_mapping.go
index 537bc31..14e1e0d 100644
--- a/proxy/utils/model_mapping.go
+++ b/proxy/utils/model_mapping.go
@@ -1,6 +1,7 @@
 package utils
 
 const (
+	MODEL_MEMBER			   = "com.loafle.overflow.module.member.model.Member"
 	MODEL_DOMAIN               = "com.loafle.overflow.module.domain.model.Domain"
 	MODEL_NOAUTHPROBE          = "com.loafle.overflow.module.noauthprobe.model.NoAuthProbe"
 	MODEL_PROBE                = "com.loafle.overflow.module.probe.model.Probe"