diff --git a/src/kernel/models/payment.go b/src/kernel/models/payment.go
index 2952fe87..0704acd3 100644
--- a/src/kernel/models/payment.go
+++ b/src/kernel/models/payment.go
@@ -140,3 +140,36 @@ type Amount struct {
 	// 去掉非充值代金券退款金额后的退款金额，单位为分，退款金额=申请退款金额-非充值代金券退款金额，退款金额<=申请退款金额
 
 }
+
+// --- TransferBills models ----
+
+const WX_TRANSFERBILLS_STATE_SUCCESS = "SUCCESS"                     // 转账成功
+const WX_TRANSFERBILLS_STATE_ACCEPTED = "ACCEPTED"                   // 单据已受理
+const WX_TRANSFERBILLS_STATE_NOTPAY = "PROCESSING"                   // 单据处理中
+const WX_TRANSFERBILLS_STATE_WAIT_USER_CONFIRM = "WAIT_USER_CONFIRM" // 待收款用户确认，可拉起微信收款确认页面进行收款确认
+const WX_TRANSFERBILLS_STATE_TRANSFERING = "TRANSFERING"             // 转账中，转账结果尚未明确，可拉起微信收款确认页面再次重试确认收款
+const WX_TRANSFERBILLS_STATE_FAIL = "FAIL"                           // 转账失败
+const WX_TRANSFERBILLS_STATE_CANCELING = "CANCELING"                 // 撤销中
+const WX_TRANSFERBILLS_STATE_CANCELLED = "CANCELLED"                 // 已撤销
+
+// TransferBills
+type TransferBills struct {
+	// 商户单号：商户系统内部的商家单号，在商户系统内部唯一
+	OutBillNo string `json:"out_bill_no"`
+	// 商家转账订单号：微信单号，微信商家转账系统返回的唯一标识
+	TransferBillNo string `json:"transfer_bill_no"`
+	// 单据状态：商家转账订单状态
+	State string `json:"state"`
+	// 商户号：微信支付分配的商户号
+	MchId string `json:"mch_id"`
+	// 转账金额：转账总金额，单位为“分”
+	TransferAmount int `json:"transfer_amount"`
+	// 收款用户OpenID：用户在商户appid下的唯一标识
+	OpenId string `json:"open_id"`
+	// 失败原因：单已失败或者已退资金时，会返回订单失败原因
+	FailReason string `json:"fail_reason"`
+	// 单据创建时间：遵循rfc3339标准格式，格式为yyyy-MM-DDTHH:mm:ss+TIMEZONE
+	CreateTime string `json:"create_time"`
+	// 最后一次状态变更时间：遵循rfc3339标准格式，格式为yyyy-MM-DDTHH:mm:ss+TIMEZONE
+	UpdateTime string `json:"update_time"`
+}
diff --git a/src/payment/application.go b/src/payment/application.go
index d78c128b..3e4fe9a6 100644
--- a/src/payment/application.go
+++ b/src/payment/application.go
@@ -361,6 +361,10 @@ func (app *Payment) HandleRefundedNotify(request *http.Request, closure func(mes
 	return notify.NewRefundNotify(app, request).Handle(closure)
 }
 
+func (app *Payment) HandleTransferBillsNotify(request *http.Request, closure func(message *request.RequestNotify, transaction *models.TransferBills, fail func(message string)) interface{}) (*http.Response, error) {
+	return notify.NewTransferBillsNotify(app, request).Handle(closure)
+}
+
 func (app *Payment) HandleScannedNotify(request *http.Request, closure func(message *request.RequestNotify, fail func(message string), alert func(message string)) interface{}) (*http.Response, error) {
 	return notify.NewScannedNotify(app, request).Handle(closure)
 }
diff --git a/src/payment/notify/transfer_bills.go b/src/payment/notify/transfer_bills.go
new file mode 100644
index 00000000..dfb695de
--- /dev/null
+++ b/src/payment/notify/transfer_bills.go
@@ -0,0 +1,48 @@
+package notify
+
+import (
+	"github.com/ArtisanCloud/PowerLibs/v3/object"
+	"github.com/ArtisanCloud/PowerWeChat/v3/src/kernel/models"
+	"github.com/ArtisanCloud/PowerWeChat/v3/src/payment/kernel"
+	"github.com/ArtisanCloud/PowerWeChat/v3/src/payment/notify/request"
+	"net/http"
+)
+
+type TransferBills struct {
+	*Handler
+}
+
+func NewTransferBillsNotify(app kernel.ApplicationPaymentInterface, request *http.Request) *TransferBills {
+
+	paid := &TransferBills{
+		NewHandler(app, request),
+	}
+
+	return paid
+}
+
+func (comp *TransferBills) Handle(closure func(message *request.RequestNotify, refund *models.TransferBills, fail func(message string)) interface{}) (*http.Response, error) {
+
+	message, err := comp.GetMessage()
+	if err != nil {
+		return nil, err
+	}
+
+	reqInfo, err := comp.reqInfo()
+	if err != nil {
+		return nil, err
+	}
+
+	// struct the content
+	transferBills := &models.TransferBills{}
+	err = object.JsonDecode([]byte(reqInfo), transferBills)
+	if err != nil {
+		return nil, err
+	}
+
+	result := closure(message, transferBills, comp.Fail)
+	comp.Strict(result)
+
+	return comp.ToResponse()
+
+}
diff --git a/src/payment/security/client.go b/src/payment/security/client.go
index 951cce87..4b80c664 100644
--- a/src/payment/security/client.go
+++ b/src/payment/security/client.go
@@ -35,7 +35,7 @@ func (comp *Client) GetCertificates(ctx context.Context) (*response.ResponseGetC
 }
 
 // Get RSA Public Key.
-// https://pay.weixin.qq.com/wiki/doc/api/tools/mch_pay_yhk.php?chapter=25_7&index=4
+// https://pay.weixin.qq.com/doc/v2/merchant/4011941097
 func (comp *Client) GetRSAPublicKey(ctx context.Context) (*response.ResponseGetPublicKey, error) {
 	config := comp.App.GetConfig()