diff --git a/go.mod b/go.mod
index 1685023..021f2f9 100644
--- a/go.mod
+++ b/go.mod
@@ -4,5 +4,5 @@ go 1.16
 
 require (
 	github.com/agiledragon/gomonkey v2.0.2+incompatible
-	github.com/stretchr/testify v1.8.0
+	github.com/stretchr/testify v1.8.1
 )
diff --git a/go.sum b/go.sum
index a7af7c5..ef1e5c6 100644
--- a/go.sum
+++ b/go.sum
@@ -7,9 +7,11 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
+github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/services/partnerpayments/jsapi/api_jsapi_request_payment.go b/services/partnerpayments/jsapi/api_jsapi_request_payment.go
new file mode 100644
index 0000000..c2195c2
--- /dev/null
+++ b/services/partnerpayments/jsapi/api_jsapi_request_payment.go
@@ -0,0 +1,97 @@
+package jsapi
+
+import (
+	"context"
+	"fmt"
+	"github.com/wechatpay-apiv3/wechatpay-go/core"
+	"github.com/wechatpay-apiv3/wechatpay-go/utils"
+	"strconv"
+	"time"
+)
+
+type PrepayWithRequestPaymentResponse struct {
+	// 预支付交易会话标识
+	PrepayId *string `json:"prepay_id"` // revive:disable-line:var-naming
+	// 应用ID
+	Appid *string `json:"appid"`
+	// 时间戳
+	TimeStamp *string `json:"timeStamp"`
+	// 随机字符串
+	NonceStr *string `json:"nonceStr"`
+	// 订单详情扩展字符串
+	Package *string `json:"package"`
+	// 签名方式
+	SignType *string `json:"signType"`
+	// 签名
+	PaySign *string `json:"paySign"`
+}
+
+// PrepayWithRequestPayment Jsapi支付下单，并返回调起支付的请求参数
+func (a *JsapiApiService) PrepayWithRequestPayment(
+	ctx context.Context, req PrepayRequest, requestPaymentAppid string,
+) (resp *PrepayWithRequestPaymentResponse, result *core.APIResult, err error) {
+	prepayResp, result, err := a.Prepay(ctx, req)
+	if err != nil {
+		return nil, result, err
+	}
+
+	resp = new(PrepayWithRequestPaymentResponse)
+	resp.PrepayId = prepayResp.PrepayId
+	resp.SignType = core.String("RSA")
+	resp.Appid = &requestPaymentAppid
+	resp.TimeStamp = core.String(strconv.FormatInt(time.Now().Unix(), 10))
+	nonce, err := utils.GenerateNonce()
+	if err != nil {
+		return nil, nil, fmt.Errorf("generate request for payment err:%s", err.Error())
+	}
+	resp.NonceStr = core.String(nonce)
+	resp.Package = core.String("prepay_id=" + *prepayResp.PrepayId)
+	message := fmt.Sprintf("%s\n%s\n%s\n%s\n", *resp.Appid, *resp.TimeStamp, *resp.NonceStr, *resp.Package)
+	signatureResult, err := a.Client.Sign(ctx, message)
+	if err != nil {
+		return nil, nil, fmt.Errorf("generate sign for payment err:%s", err.Error())
+	}
+	resp.PaySign = core.String(signatureResult.Signature)
+	return resp, result, nil
+}
+
+func (o PrepayWithRequestPaymentResponse) String() string {
+	var ret string
+	if o.PrepayId == nil {
+		ret += "PrepayId:<nil>, "
+	} else {
+		ret += fmt.Sprintf("PrepayId:%v, ", *o.PrepayId)
+	}
+	if o.Appid == nil {
+		ret += "Appid:<nil>, "
+	} else {
+		ret += fmt.Sprintf("Appid:%v, ", *o.Appid)
+	}
+	if o.TimeStamp == nil {
+		ret += "TimeStamp:<nil>, "
+	} else {
+		ret += fmt.Sprintf("TimeStamp:%v, ", *o.TimeStamp)
+	}
+	if o.NonceStr == nil {
+		ret += "NonceStr:<nil>, "
+	} else {
+		ret += fmt.Sprintf("NonceStr:%v, ", *o.NonceStr)
+	}
+	if o.Package == nil {
+		ret += "Package:<nil>, "
+	} else {
+		ret += fmt.Sprintf("Package:%v, ", *o.Package)
+	}
+	if o.SignType == nil {
+		ret += "SignType:<nil>"
+	} else {
+		ret += fmt.Sprintf("SignType:%v", *o.SignType)
+	}
+	if o.PaySign == nil {
+		ret += "PaySign:<nil>"
+	} else {
+		ret += fmt.Sprintf("PaySign:%v", *o.PaySign)
+	}
+
+	return fmt.Sprintf("PrepayResponse{%s}", ret)
+}