diff --git a/proxy/crawler/crawler_service.go b/proxy/crawler/crawler_service.go
index bb30378..fb1ba3b 100644
--- a/proxy/crawler/crawler_service.go
+++ b/proxy/crawler/crawler_service.go
@@ -41,7 +41,7 @@ func (c *CrawlerService)Create(ct * Crawler) string  {
 
 
 
-	out, err := utils.InvokeDB("crawler", "create", ct, "")
+	out, err := utils.InvokeDB("crawler", "create", ct)
 
 	if err != nil {
 		return ""
diff --git a/proxy/crawlerInputItem/crawlerinputitem_service.go b/proxy/crawlerInputItem/crawlerinputitem_service.go
index 26baf5c..9f1eb13 100644
--- a/proxy/crawlerInputItem/crawlerinputitem_service.go
+++ b/proxy/crawlerInputItem/crawlerinputitem_service.go
@@ -25,7 +25,7 @@ func NewCrawlerInputItemService() *CrawlerInputItemSerivce {
 
 func (c *CrawlerInputItemSerivce)Create(cii * CrawlerInputItem) string {
 
-	out, err := utils.InvokeDB("crawlerInputItem", "create", cii, "")
+	out, err := utils.InvokeDB("crawlerInputItem", "create", cii)
 
 	if err != nil {
 		return ""
diff --git a/proxy/crawlerinputitemmapping/crawlerinputitemmapping_service.go b/proxy/crawlerinputitemmapping/crawlerinputitemmapping_service.go
index 7a3da30..4e95dd3 100644
--- a/proxy/crawlerinputitemmapping/crawlerinputitemmapping_service.go
+++ b/proxy/crawlerinputitemmapping/crawlerinputitemmapping_service.go
@@ -28,7 +28,7 @@ func NewCrawlerInputItemMappingService() *CrawlerInputItemMappingService {
 
 func (c *CrawlerInputItemMappingService)Create(ciim *CrawlerInputItemMapping) string {
 
-	out, err := utils.InvokeDB("crawlerInputItemMapping", "create", ciim, "")
+	out, err := utils.InvokeDB("crawlerInputItemMapping", "create", ciim)
 
 	if err != nil {
 		return ""
@@ -37,4 +37,8 @@ func (c *CrawlerInputItemMappingService)Create(ciim *CrawlerInputItemMapping) st
 
 	return out;
 
+}
+
+func (c *CrawlerInputItemMappingService)Create(ciim *CrawlerInputItemMapping) string {
+
 }
\ No newline at end of file
diff --git a/proxy/target/target_service.go b/proxy/target/target_service.go
index 3318426..4f0e334 100644
--- a/proxy/target/target_service.go
+++ b/proxy/target/target_service.go
@@ -69,7 +69,7 @@ func (t *TargetService)Create(tm *Target) string {
 	//
 	//out := proxy.InvokeDB("target", "create", m)
 
-	out, err := utils.InvokeDB("target", "create", tm, "com.loafle.overflow.target.model.Target")
+	out, err := utils.InvokeDB("target", "create", tm)
 
 	if err != nil {
 		return ""
diff --git a/proxy/utils/DBInvokeUtil.go b/proxy/utils/DBInvokeUtil.go
index d19d71d..cd13f52 100644
--- a/proxy/utils/DBInvokeUtil.go
+++ b/proxy/utils/DBInvokeUtil.go
@@ -5,7 +5,7 @@ import (
 	"git.loafle.net/overflow/overflow_proxy_service/proxy"
 )
 
-func InvokeDB( db string, method string, obj interface{}, model string) (string, error) {
+func InvokeDB( db string, method string, obj interface{}) (string, error) {
 
 	bytes, err := json.Marshal(obj)
 	if err != nil {
@@ -14,7 +14,7 @@ func InvokeDB( db string, method string, obj interface{}, model string) (string,
 
 	m := make(map[string]string)
 
-	m[model] = string(bytes)
+	m[GenerateModelStr(db)] = string(bytes)
 
 	out := proxy.InvokeDB(db, method, m)
 
diff --git a/proxy/utils/string.go b/proxy/utils/string.go
new file mode 100644
index 0000000..883fc9d
--- /dev/null
+++ b/proxy/utils/string.go
@@ -0,0 +1,21 @@
+package utils
+
+import "strings"
+
+const (
+	defaultPackage = "com.loafle.overflow."
+	modelPackageName = ".model."
+)
+
+func GenerateModelStr(model string) string {
+
+	tm := strings.Title(model)
+
+
+	res := defaultPackage
+	res += model
+	res += modelPackageName
+	res += tm
+
+	return res
+}
\ No newline at end of file
diff --git a/proxy/utils/string_test.go b/proxy/utils/string_test.go
new file mode 100644
index 0000000..6aebbf8
--- /dev/null
+++ b/proxy/utils/string_test.go
@@ -0,0 +1,24 @@
+package utils
+
+import (
+	"testing"
+	"strings"
+)
+
+func TestStringUpper(t *testing.T) {
+
+	res := "crawlerInputItem"
+
+	aa := strings.Title(res)
+
+
+	t.Log(aa)
+
+
+}
+
+func TestGM(t *testing.T) {
+
+	t.Log(GenerateModelStr("target"))
+
+}
\ No newline at end of file