diff --git a/package/pay/vivo/client.go b/package/pay/vivo/client.go
new file mode 100644
index 0000000..b2cf55c
--- /dev/null
+++ b/package/pay/vivo/client.go
@@ -0,0 +1,15 @@
+package vivo
+
+type Pay struct {
+	AppId     string
+	AppKey    string
+	AppSecret string
+}
+
+func New(appId, appKey, appSecret string) (client *Pay) {
+	return &Pay{
+		AppId:     appId,
+		AppKey:    appKey,
+		AppSecret: appSecret,
+	}
+}
diff --git a/package/pay/vivo/const.go b/package/pay/vivo/const.go
new file mode 100644
index 0000000..6b73193
--- /dev/null
+++ b/package/pay/vivo/const.go
@@ -0,0 +1,9 @@
+package vivo
+
+const (
+	AuthTokenUrl = "https://joint-account.vivo.com.cn/cp/user/auth"
+	LocationShanghai          = "Asia/Shanghai"
+
+	RSA                       = "RSA"
+	RSA2                      = "RSA2"
+)
diff --git a/package/pay/vivo/model.go b/package/pay/vivo/model.go
new file mode 100644
index 0000000..f6efef1
--- /dev/null
+++ b/package/pay/vivo/model.go
@@ -0,0 +1,11 @@
+package vivo
+
+type TokenAuthResponse struct {
+	ReturnCode int                    `json:"retcode"`
+	Data       *TokenAuthResponseData `json:"data,omitempty"`
+}
+
+type TokenAuthResponseData struct {
+	Success bool   `json:"success,omitempty"`
+	OpenId  string `json:"openid,omitempty"`
+}
diff --git a/package/pay/vivo/payment_api.go b/package/pay/vivo/payment_api.go
new file mode 100644
index 0000000..e8ee7e9
--- /dev/null
+++ b/package/pay/vivo/payment_api.go
@@ -0,0 +1,3 @@
+package vivo
+
+
diff --git a/package/pay/vivo/sign.go b/package/pay/vivo/sign.go
new file mode 100644
index 0000000..e75db16
--- /dev/null
+++ b/package/pay/vivo/sign.go
@@ -0,0 +1,47 @@
+package vivo
+
+import (
+	"errors"
+	"github.com/gogf/gf/v2/crypto/gmd5"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/util/gconv"
+
+	"sort"
+	"strings"
+)
+
+func (p *Pay) VerifySign(bm g.Map, key string) bool {
+	signature := bm["signature"]
+	delete(bm, "signature")
+	delete(bm, "signMethod")
+	return signature == p.sign(bm, key)
+}
+
+func (p *Pay) sign(bm g.Map, key string) string {
+	s, _ := p.buildSignStr(bm)
+	s += "&" + gmd5.MustEncrypt(key)
+	return gmd5.MustEncrypt(s)
+}
+
+func (p *Pay) buildSignStr(bm g.Map) (string, error) {
+	var (
+		buf     strings.Builder
+		keyList []string
+	)
+	for k := range bm {
+		keyList = append(keyList, k)
+	}
+	sort.Strings(keyList)
+	for _, k := range keyList {
+		if v := bm[k]; v != "" {
+			buf.WriteString(k)
+			buf.WriteByte('=')
+			buf.WriteString(gconv.String(v))
+			buf.WriteByte('&')
+		}
+	}
+	if buf.Len() <= 0 {
+		return "", errors.New("length is error")
+	}
+	return buf.String()[:buf.Len()-1], nil
+}
diff --git a/package/pay/vivo/sign_test.go b/package/pay/vivo/sign_test.go
new file mode 100644
index 0000000..9c6539c
--- /dev/null
+++ b/package/pay/vivo/sign_test.go
@@ -0,0 +1,49 @@
+package vivo
+
+import (
+	"github.com/gogf/gf/v2/frame/g"
+	"testing"
+)
+
+func TestVerifySign(t *testing.T) {
+	type args struct {
+		bm  g.Map
+		key string
+	}
+	tests := []struct {
+		name string
+		args args
+		want bool
+	}{
+		{
+			name: "testCase-01",
+			args: args{
+				bm: map[string]interface{}{
+					"appId":         "111",
+					"cpId":          "11",
+					"cpOrderNumber": "111",
+					"extInfo":       "扩展参数",
+					"orderAmount":   "1",
+					"orderNumber":   "11",
+					"payTime":       "20210610213219",
+					"respCode":      "200",
+					"respMsg":       "交易成功",
+					"signMethod":    "MD5",
+					"signature":     "111",
+					"tradeStatus":   "0000",
+					"tradeType":     "01",
+					"uid":           "111",
+				},
+				key: "1111",
+			},
+			want: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := New("123", "123", "123").VerifySign(tt.args.bm, tt.args.key); got != tt.want {
+				t.Errorf("VerifySign() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
diff --git a/package/pay/vivo/user_api.go b/package/pay/vivo/user_api.go
new file mode 100644
index 0000000..7b4591d
--- /dev/null
+++ b/package/pay/vivo/user_api.go
@@ -0,0 +1,52 @@
+package vivo
+
+import (
+	"encoding/json"
+	"fmt"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gctx"
+	"net/url"
+)
+
+func (p *Pay) AuthToken(bm g.Map) (rsp *TokenAuthResponse, err error) {
+	if _, ok := bm["opentoken"]; !ok {
+		return
+	}
+	//err = bm.CheckEmptyError("opentoken")
+	if err != nil {
+		return nil, err
+	}
+	bs, err := p.doAuthToken(bm)
+	if err != nil {
+		return nil, err
+	}
+	rsp = new(TokenAuthResponse)
+	if err = json.Unmarshal(bs, rsp); err != nil {
+		return nil, fmt.Errorf("json.Unmarshal(%s)：%w", string(bs), err)
+	}
+	return rsp, nil
+}
+
+func (p *Pay) doAuthToken(bm g.Map) (bs []byte, err error) {
+	param := p.FormatURLParam(bm)
+	//httpClient := xhttp.NewClient()
+	//res, bs, errs := httpClient.Type(xhttp.TypeFormData).Post(AuthTokenUrl).SendString(param).EndBytes()
+	res, err := g.Client().Post(gctx.New(), AuthTokenUrl, param)
+
+	if err != nil {
+		return nil, err
+	}
+	if res.StatusCode != 200 {
+		return nil, fmt.Errorf("HTTP Request Error, StatusCode = %d", res.StatusCode)
+	}
+	return res.ReadAll(), nil
+}
+
+// 格式化请求URL参数
+func (p *Pay) FormatURLParam(body g.Map) (urlParam string) {
+	v := url.Values{}
+	for key, value := range body {
+		v.Add(key, value.(string))
+	}
+	return v.Encode()
+}
diff --git a/package/pay/vivo/user_api_test.go b/package/pay/vivo/user_api_test.go
new file mode 100644
index 0000000..db106b3
--- /dev/null
+++ b/package/pay/vivo/user_api_test.go
@@ -0,0 +1,70 @@
+package vivo
+
+import (
+	"encoding/json"
+	"github.com/gogf/gf/v2/frame/g"
+	"reflect"
+	"testing"
+)
+
+func TestAuthToken(t *testing.T) {
+	type args struct {
+		bm g.Map
+	}
+	tests := []struct {
+		name    string
+		args    args
+		wantRsp *TokenAuthResponse
+		wantErr bool
+	}{
+		{
+			name: "testCase-01",
+			args: args{
+				bm: map[string]interface{}{
+					"opentoken": "_STV1_797e3324f7e3f1a3_797e3324f7e3f1a3_8db97942_Awykia3hpb90kcu3l",
+				},
+			},
+			wantRsp: nil,
+			wantErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			gotRsp, err := New("", "", "").AuthToken(tt.args.bm)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("AuthToken() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(gotRsp, tt.wantRsp) {
+				if gotRsp != nil {
+					marshal, _ := json.Marshal(gotRsp)
+					println(string(marshal))
+				}
+				t.Errorf("AuthToken() gotRsp = %v, want %v", gotRsp, tt.wantRsp)
+			}
+		})
+	}
+}
+
+func TestFormatURLParam(t *testing.T) {
+	type args struct {
+		body g.Map
+	}
+	tests := []struct {
+		name         string
+		args         args
+		wantUrlParam string
+	}{
+		{name: "testCase-01", args: args{body: map[string]interface{}{
+			"opentoken": "_STV1_797e3324f7e3f1a3_797e3324f7e3f1a3_8db97942_Abbccayhpb90kvd3m",
+			"123":       "123",
+		}}},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if gotUrlParam := New("", "", "").FormatURLParam(tt.args.body); gotUrlParam != tt.wantUrlParam {
+				t.Errorf("FormatURLParam() = %v, want %v", gotUrlParam, tt.wantUrlParam)
+			}
+		})
+	}
+}