diff --git a/define.go b/define/strategy_type.go
similarity index 97%
rename from define.go
rename to define/strategy_type.go
index c0aece3..163ef95 100644
--- a/define.go
+++ b/define/strategy_type.go
@@ -5,7 +5,7 @@
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 2023-05-23 14:26
-package data_mask
+package define
 
 const (
 	// TypeDefault 默认实现
diff --git a/go.mod b/go.mod
index 03cd096..8faba67 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module git.zhangdeman.cn/zhangdeman/data_mask
 
-go 1.20
+go 1.21
diff --git a/mail.go b/strategy/mail.go
similarity index 85%
rename from mail.go
rename to strategy/mail.go
index d0581b9..14162ff 100644
--- a/mail.go
+++ b/strategy/mail.go
@@ -5,9 +5,12 @@
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 2023-05-24 14:40
-package data_mask
+package strategy
 
-import "strings"
+import (
+	"git.zhangdeman.cn/zhangdeman/data_mask/define"
+	"strings"
+)
 
 // MailDataMask ...
 //
@@ -32,5 +35,5 @@ func (m MailDataMask) Mask(input string) string {
 }
 
 func (m MailDataMask) Type() string {
-	return TypeMail
+	return define.TypeMail
 }
diff --git a/mail_test.go b/strategy/mail_test.go
similarity index 96%
rename from mail_test.go
rename to strategy/mail_test.go
index 8e3e1f2..a16a909 100644
--- a/mail_test.go
+++ b/strategy/mail_test.go
@@ -5,7 +5,7 @@
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 2023-05-24 14:47
-package data_mask
+package strategy
 
 import (
 	"fmt"
diff --git a/password.go b/strategy/password.go
similarity index 74%
rename from password.go
rename to strategy/password.go
index 54dbdd0..c506bd7 100644
--- a/password.go
+++ b/strategy/password.go
@@ -1,11 +1,15 @@
-// Package data_mask ...
+// Package strategy ...
 //
 // Description : data_mask ...
 //
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 2023-05-24 15:02
-package data_mask
+package strategy
+
+import (
+	"git.zhangdeman.cn/zhangdeman/data_mask/define"
+)
 
 // PasswordDataMask 密码数据脱敏
 //
@@ -20,5 +24,5 @@ func (p PasswordDataMask) Mask(input string) string {
 }
 
 func (p PasswordDataMask) Type() string {
-	return TypePassword
+	return define.TypePassword
 }
diff --git a/phone.go b/strategy/phone.go
similarity index 84%
rename from phone.go
rename to strategy/phone.go
index 25ba097..f272602 100644
--- a/phone.go
+++ b/strategy/phone.go
@@ -1,13 +1,16 @@
-// Package data_mask ...
+// Package strategy ...
 //
 // Description : data_mask ...
 //
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 2023-05-24 14:52
-package data_mask
+package strategy
 
-import "regexp"
+import (
+	"git.zhangdeman.cn/zhangdeman/data_mask/define"
+	"regexp"
+)
 
 // PhoneDataMask ...
 //
@@ -34,5 +37,5 @@ func (p PhoneDataMask) Mask(input string) string {
 }
 
 func (p PhoneDataMask) Type() string {
-	return TypePhone
+	return define.TypePhone
 }
diff --git a/phone_test.go b/strategy/phone_test.go
similarity index 94%
rename from phone_test.go
rename to strategy/phone_test.go
index a5c3bf0..97b64dd 100644
--- a/phone_test.go
+++ b/strategy/phone_test.go
@@ -5,7 +5,7 @@
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 2023-05-24 14:57
-package data_mask
+package strategy
 
 import (
 	"fmt"