diff --git a/services/passport/client.go b/services/passport/client.go
index 73c4320..2055ba7 100644
--- a/services/passport/client.go
+++ b/services/passport/client.go
@@ -70,6 +70,20 @@ func (c *Client) DelUserAuth(param DelUserAuthRequestParam) (response string, er
 	return delUserAuthResponse.GetHttpContentString(), nil
 }
 
+// EditPhone
+// 修改/清除用户手机号（phone 传空字符串即清除），成功返回 "ok"
+func (c *Client) EditPhone(param EditPhoneRequestParam) (response string, err error) {
+	editPhoneRequest := CreateEditPhoneRequest(param)
+	editPhoneResponse := CreateEditPhoneResponse()
+	err = c.DoAction(editPhoneRequest, editPhoneResponse)
+	if err != nil && strings.Contains(err.Error(), "json Unmarshal:") {
+		return editPhoneResponse.GetHttpContentString(), nil
+	} else if err != nil {
+		return "", err
+	}
+	return editPhoneResponse.GetHttpContentString(), nil
+}
+
 // GetUserGameSign
 // 获取用户登录过的游戏大类
 func (c *Client) GetUserGameSign(req *GetUserGameSignRequest) (response *GetUserGameSignResponse, err error) {
diff --git a/services/passport/client_test.go b/services/passport/client_test.go
index db9da13..996d8d5 100644
--- a/services/passport/client_test.go
+++ b/services/passport/client_test.go
@@ -235,6 +235,28 @@ func TestDelUserAuth(t *testing.T) {
 	t.Logf("del user auth result: %s", res)
 }
 
+// 测试修改/清除用户手机号（演示调用方式）
+// 注意：phone 传空字符串即清除手机号，会真实修改账号数据，仅可对测试账号执行。
+func TestEditPhone(t *testing.T) {
+	client, err := NewClient()
+	if err != nil {
+		t.Error(err)
+		return
+	}
+	// 调用方式：phone 传空串清除手机号，传具体号码则修改为该号码
+	param := EditPhoneRequestParam{
+		UserName: "18271216432", // 占位测试账号
+		Phone:    "",
+	}
+	res, err := client.EditPhone(param)
+	if err != nil {
+		t.Error(err)
+		return
+	}
+	// 远端返回纯文本，"ok" 表示成功
+	t.Logf("edit phone result: %s", res)
+}
+
 // 测试获取用户登陆信息
 func TestGetUserLogin(t *testing.T) {
 	client, err := NewClient()
diff --git a/services/passport/weedong.go b/services/passport/weedong.go
index 9ea6549..3c3d8ce 100644
--- a/services/passport/weedong.go
+++ b/services/passport/weedong.go
@@ -137,3 +137,47 @@ func CreateDelUserAuthResponse() (response *DelUserAuthResponse) {
 	}
 	return
 }
+
+type EditPhoneRequestParam struct {
+	UserName string `position:"Body" field:"user_name"`
+	Phone    string `position:"Body" field:"phone"`
+}
+
+type EditPhoneResponse struct {
+	*responses.BaseResponse
+}
+
+type EditPhoneRequest struct {
+	*requests.RpcRequest
+	UserName string `position:"Body" field:"user_name"`
+	Phone    string `position:"Body" field:"phone"`
+	Action   string `position:"Body" field:"action"`
+	Flag     string `position:"Body" field:"flag"`
+	Time     string `position:"Body" field:"time"`
+}
+
+// CreateEditPhoneRequest 修改/清除用户手机号接口
+// 远端将分表 user_X 的 telephone 更新为传入的 phone（传空字符串即清除手机号）
+func CreateEditPhoneRequest(param EditPhoneRequestParam) (req *EditPhoneRequest) {
+	ts := time.Now().Unix()
+	sign := weeDongGetSign(ts)
+
+	req = &EditPhoneRequest{
+		RpcRequest: &requests.RpcRequest{},
+		Action:     "edit_phone",
+		Flag:       sign,
+		Time:       fmt.Sprintf("%v", ts),
+		UserName:   param.UserName,
+		Phone:      param.Phone,
+	}
+	req.InitWithApiInfo(HOST, VERSION, "/weedong.php")
+	req.Method = requests.POST
+	return
+}
+
+func CreateEditPhoneResponse() (response *EditPhoneResponse) {
+	response = &EditPhoneResponse{
+		BaseResponse: &responses.BaseResponse{},
+	}
+	return
+}