diff --git a/analyse.go b/analyse.go
index 5292860..10fcab7 100644
--- a/analyse.go
+++ b/analyse.go
@@ -18,12 +18,12 @@ type AnalyseResult struct {
 	Isp      string `json:"isp,omitempty"`      // 运营商
 }
 
-func (app *App) Analyse(item string) AnalyseResult {
-	isIp := app.isIpv4OrIpv6(item)
+func (c *Client) Analyse(item string) AnalyseResult {
+	isIp := c.isIpv4OrIpv6(item)
 	switch isIp {
 	case ipv4:
-		info := app.V4db.Find(item)
-		search, err := app.V4Region.MemorySearch(item)
+		info := c.V4db.Find(item)
+		search, err := c.V4Region.MemorySearch(item)
 		if err != nil {
 			return AnalyseResult{
 				IP:      info.IP,
@@ -40,7 +40,7 @@ func (app *App) Analyse(item string) AnalyseResult {
 			}
 		}
 	case ipv6:
-		info := app.V6db.Find(item)
+		info := c.V6db.Find(item)
 		return AnalyseResult{
 			IP:       info.IP,
 			Country:  info.Country,
@@ -55,7 +55,7 @@ func (app *App) Analyse(item string) AnalyseResult {
 }
 
 // CheckIpv4 检查数据是不是IPV4
-func (app *App) CheckIpv4(ips string) bool {
+func (c *Client) CheckIpv4(ips string) bool {
 	if len(ips) > 3 {
 		return false
 	}
@@ -73,7 +73,7 @@ func (app *App) CheckIpv4(ips string) bool {
 }
 
 // CheckIpv6 检测是不是IPV6
-func (app *App) CheckIpv6(ips string) bool {
+func (c *Client) CheckIpv6(ips string) bool {
 	if ips == "" {
 		return true
 	}
diff --git a/app_test.go b/app_test.go
deleted file mode 100644
index 9197542..0000000
--- a/app_test.go
+++ /dev/null
@@ -1,32 +0,0 @@
-package goip
-
-import (
-	"net"
-	"testing"
-)
-
-var app App
-
-func TestIp(t *testing.T) {
-	app.InitIPData()
-	t.Logf("%+v", net.ParseIP("61.241.55.180").To4())
-	t.Logf("%+v", net.ParseIP("240e:3b4:38e4:3295:7093:af6c:e545:f2e9").To16())
-	t.Logf("%+v", app.V4db.Find("61.241.55.180"))
-	t.Logf("%+v", app.V4db.Find("116.7.98.130"))
-	t.Logf("%+v", app.V6db.Find("240e:3b4:38e4:3295:7093:af6c:e545:f2e9"))
-	t.Log(app.V4Region.MemorySearch("61.241.55.180"))
-}
-
-func BenchmarkIpv4(b *testing.B) {
-	app.InitIPData()
-	for i := 0; i < b.N; i++ {
-		b.Log(app.V4db.Find("61.241.55.180"))
-	}
-}
-
-func BenchmarkIpv5(b *testing.B) {
-	app.InitIPData()
-	for i := 0; i < b.N; i++ {
-		b.Log(app.V6db.Find("240e:3b4:38e4:3295:7093:af6c:e545:f2e9"))
-	}
-}
diff --git a/app.go b/goip.go
similarity index 67%
rename from app.go
rename to goip.go
index 0eb23c6..818d629 100644
--- a/app.go
+++ b/goip.go
@@ -8,31 +8,34 @@ import (
 	"strings"
 )
 
-type App struct {
+type Client struct {
 	V4Region ip2region.Ip2Region // IPV4
 	V4db     v4.Pointer          // IPV4
 	V6db     v6.Pointer          // IPV6
 }
 
-func (app *App) InitIPData() {
+// NewIp 实例化
+func NewIp() *Client {
+	app := &Client{}
 	v4Num := app.V4db.InitIPV4Data()
 	log.Printf("IPV4 库加载完成 共加载:%d 条 IP 记录\n", v4Num)
 	v6Num := app.V6db.InitIPV4Data()
 	log.Printf("IPV6 库加载完成 共加载:%d 条 IP 记录\n", v6Num)
+	return app
 }
 
-func (app *App) Ipv4(ip string) (res v4.Result, resInfo ip2region.IpInfo) {
-	res = app.V4db.Find(ip)
-	resInfo, _ = app.V4Region.MemorySearch(ip)
+func (c *Client) Ipv4(ip string) (res v4.Result, resInfo ip2region.IpInfo) {
+	res = c.V4db.Find(ip)
+	resInfo, _ = c.V4Region.MemorySearch(ip)
 	return res, resInfo
 }
 
-func (app *App) Ipv6(ip string) (res v6.Result) {
-	res = app.V6db.Find(ip)
+func (c *Client) Ipv6(ip string) (res v6.Result) {
+	res = c.V6db.Find(ip)
 	return res
 }
 
-func (app *App) isIpv4OrIpv6(ip string) string {
+func (c *Client) isIpv4OrIpv6(ip string) string {
 	if len(ip) < 7 {
 		return ""
 	}
@@ -40,7 +43,7 @@ func (app *App) isIpv4OrIpv6(ip string) string {
 	if len(arrIpv4) == 4 {
 		//. 判断IPv4
 		for _, val := range arrIpv4 {
-			if !app.CheckIpv4(val) {
+			if !c.CheckIpv4(val) {
 				return ""
 			}
 		}
@@ -50,7 +53,7 @@ func (app *App) isIpv4OrIpv6(ip string) string {
 	if len(arrIpv6) == 8 {
 		// 判断Ipv6
 		for _, val := range arrIpv6 {
-			if !app.CheckIpv6(val) {
+			if !c.CheckIpv6(val) {
 				return "Neither"
 			}
 		}
diff --git a/goip_test.go b/goip_test.go
new file mode 100644
index 0000000..3ef3a44
--- /dev/null
+++ b/goip_test.go
@@ -0,0 +1,34 @@
+package goip
+
+import (
+	"net"
+	"testing"
+)
+
+func lod() *Client {
+	return NewIp()
+}
+
+func TestIp(t *testing.T) {
+	client := lod()
+	t.Logf("%+v", net.ParseIP("61.241.55.180").To4())
+	t.Logf("%+v", net.ParseIP("240e:3b4:38e4:3295:7093:af6c:e545:f2e9").To16())
+	t.Logf("%+v", client.V4db.Find("61.241.55.180"))
+	t.Logf("%+v", client.V4db.Find("116.7.98.130"))
+	t.Logf("%+v", client.V6db.Find("240e:3b4:38e4:3295:7093:af6c:e545:f2e9"))
+	t.Log(client.V4Region.MemorySearch("61.241.55.180"))
+}
+
+func BenchmarkIpv4(b *testing.B) {
+	client := lod()
+	for i := 0; i < b.N; i++ {
+		b.Log(client.V4db.Find("61.241.55.180"))
+	}
+}
+
+func BenchmarkIpv5(b *testing.B) {
+	client := lod()
+	for i := 0; i < b.N; i++ {
+		b.Log(client.V6db.Find("240e:3b4:38e4:3295:7093:af6c:e545:f2e9"))
+	}
+}