diff --git a/define.go b/define.go
index ac09382..9b53558 100644
--- a/define.go
+++ b/define.go
@@ -12,4 +12,6 @@ const (
 	TypeDefault = "DEFAULT_DATA_MASK"
 	// TypeMail 邮箱数据脱敏
 	TypeMail = "MAIL_DATA_MASK"
+	// TypePhone 手机号脱敏
+	TypePhone = "PHONE_DATA_MASK"
 )
diff --git a/execute.go b/execute.go
index 3bb1443..e8c23aa 100644
--- a/execute.go
+++ b/execute.go
@@ -14,7 +14,8 @@ var (
 
 func init() {
 	maskInstanceList := []IDataMask{
-		&MailDataMask{}, // 邮箱脱敏
+		&MailDataMask{},  // 邮箱脱敏
+		&PhoneDataMask{}, // 手机号脱敏
 	}
 	for _, item := range maskInstanceList {
 		maskInstanceTable[item.Type()] = item
diff --git a/mail_test.go b/mail_test.go
index 2dc609b..8e3e1f2 100644
--- a/mail_test.go
+++ b/mail_test.go
@@ -19,5 +19,6 @@ import (
 // Date : 14:47 2023/5/24
 func TestMailDataMask_Mask(t *testing.T) {
 	i := &MailDataMask{}
-	fmt.Println(i.Mask("baichaqinghuan123@123.com"))
+	input := "baichaqinghuan123@123.com"
+	fmt.Println(input, "--------------->", i.Mask(input))
 }
diff --git a/phone.go b/phone.go
new file mode 100644
index 0000000..25ba097
--- /dev/null
+++ b/phone.go
@@ -0,0 +1,38 @@
+// Package data_mask ...
+//
+// Description : data_mask ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2023-05-24 14:52
+package data_mask
+
+import "regexp"
+
+// PhoneDataMask ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 14:57 2023/5/24
+type PhoneDataMask struct {
+}
+
+func (p PhoneDataMask) Mask(input string) string {
+	// 匹配规则
+	// ^1第一位为一
+	// [345789]{1} 后接一位345789 的数字
+	// \\d \d的转义 表示数字 {9} 接9位
+	// $ 结束符
+	regRuler := "^1[345789]{1}\\d{9}$"
+	// 正则调用规则
+	reg := regexp.MustCompile(regRuler)
+	// 返回 MatchString 是否匹配
+	if !reg.MatchString(input) {
+		return input
+	}
+	return string(input[0:3]) + "******" + string(input[9:11])
+}
+
+func (p PhoneDataMask) Type() string {
+	return TypePhone
+}
diff --git a/phone_test.go b/phone_test.go
new file mode 100644
index 0000000..a5c3bf0
--- /dev/null
+++ b/phone_test.go
@@ -0,0 +1,19 @@
+// Package data_mask ...
+//
+// Description : data_mask ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2023-05-24 14:57
+package data_mask
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestPhoneDataMask_Mask(t *testing.T) {
+	i := &PhoneDataMask{}
+	input := "18940952935"
+	fmt.Println(input, "------------>", i.Mask(input))
+}