diff --git a/business/model/api_config.go b/business/model/api_config.go
index f5d16debd..1eb9f795c 100644
--- a/business/model/api_config.go
+++ b/business/model/api_config.go
@@ -18,6 +18,8 @@ const (
 	VendorIDPurchaseEnd   = 11
 	VendorIDJX            = 9 // 这是一个假的京西VendorID
 
+	VendorIDWXPay = 51 // 微信支付
+
 	VendorIDDeliveryBegin = 101
 	VendorIDDada          = 101
 	VendorIDMTPS          = 102
diff --git a/business/partner/pay/pay.go b/business/partner/pay/pay.go
new file mode 100644
index 000000000..246d86afa
--- /dev/null
+++ b/business/partner/pay/pay.go
@@ -0,0 +1,51 @@
+package pay
+
+import (
+	"time"
+
+	"git.rosy.net.cn/jx-callback/business/jxutils/jxcontext"
+)
+
+type PayOpStatus int
+
+const (
+	OpStatusFailed    PayOpStatus = 0
+	OpStatusSuccessed PayOpStatus = 1
+)
+
+type CreatePayParam struct {
+	PayOrderID    string
+	VendorPayType string
+
+	VendorOrderID string
+	ProductDesc   string
+	ProductDetail string
+	FeeType       string
+	TotalFee      int
+	TimeStart     time.Time
+	TimeExpire    time.Time
+
+	UserData string
+}
+
+type PayOpResult struct {
+	Status       PayOpStatus
+	VendorStatus string
+	ErrMsg       string
+
+	ID       string
+	VendorID string
+
+	OriginalData string
+}
+
+type ResponseHandler interface {
+	OnCreatePay(vendorID int, result *PayOpResult) (err error)
+	OnRefundPay(vendorID int, result *PayOpResult) (err error)
+}
+
+type IPayPlatformHandler interface {
+	CreatePay(ctx *jxcontext.Context, param *CreatePayParam, isOffline bool) (prepayID, qrCodeURL string, err error)
+	ClosePay(ctx *jxcontext.Context, payOrderID, vendorPayOrderID string) (err error)
+	RefundPay(ctx *jxcontext.Context, payOrderID, vendorPayOrderID, refundID, reason string, totalFee, refundFee int) (vendorRefundID string, err error)
+}
diff --git a/business/partner/pay/wxpay/callback.go b/business/partner/pay/wxpay/callback.go
new file mode 100644
index 000000000..e76447652
--- /dev/null
+++ b/business/partner/pay/wxpay/callback.go
@@ -0,0 +1,60 @@
+package wxpay
+
+import (
+	"git.rosy.net.cn/baseapi/platformapi/wxpayapi"
+	"git.rosy.net.cn/baseapi/utils"
+	"git.rosy.net.cn/jx-callback/business/model"
+	"git.rosy.net.cn/jx-callback/business/partner/pay"
+	"git.rosy.net.cn/jx-callback/globals"
+)
+
+func OnCallback(msg *wxpayapi.CallbackMsg) (err error) {
+	globals.SugarLogger.Debugf("wxpay OnCallback msg:%s", utils.Format4Output(msg, true))
+	switch msg.MsgType {
+	case wxpayapi.MsgTypePay:
+		err = onWxpayFinished(msg.Data.(*wxpayapi.PayResultMsg))
+	case wxpayapi.MsgTypeRefund:
+		err = onWxpayRefund(msg.Data.(*wxpayapi.RefundResultMsg))
+	}
+	return err
+}
+
+func onWxpayFinished(msg *wxpayapi.PayResultMsg) (err error) {
+	opResult := &pay.PayOpResult{
+		OriginalData: string(utils.MustMarshal(msg)),
+	}
+	if msg.ReturnCode == wxpayapi.ResponseCodeSuccess {
+		opResult.Status = pay.OpStatusSuccessed
+		opResult.ID = msg.OutTradeNo
+		if msg.ResultCode == wxpayapi.ResponseCodeSuccess {
+			opResult.VendorID = msg.TransactionID
+		} else {
+			opResult.VendorStatus = msg.ErrCode
+			opResult.ErrMsg = msg.ErrCodeDes
+		}
+	} else {
+		opResult.Status = pay.OpStatusFailed
+	}
+	err = payHandler.responseHandler.OnCreatePay(model.VendorIDWXPay, opResult)
+	return err
+}
+
+func onWxpayRefund(msg *wxpayapi.RefundResultMsg) (err error) {
+	opResult := &pay.PayOpResult{
+		OriginalData: string(utils.MustMarshal(msg)),
+	}
+	if msg.ReturnCode == wxpayapi.ResponseCodeSuccess {
+		opResult.Status = pay.OpStatusSuccessed
+		if msg.ResultCode == wxpayapi.ResponseCodeSuccess {
+			opResult.ID = msg.ReqInfoObj.OutRefundNo
+			opResult.VendorID = msg.ReqInfoObj.RefundID
+		} else {
+			opResult.VendorStatus = msg.ErrCode
+			opResult.ErrMsg = msg.ErrCodeDes
+		}
+	} else {
+		opResult.Status = pay.OpStatusFailed
+	}
+	err = payHandler.responseHandler.OnRefundPay(model.VendorIDWXPay, opResult)
+	return err
+}
diff --git a/business/partner/pay/wxpay/wxpay.go b/business/partner/pay/wxpay/wxpay.go
new file mode 100644
index 000000000..ee161d7ed
--- /dev/null
+++ b/business/partner/pay/wxpay/wxpay.go
@@ -0,0 +1,73 @@
+package wxpay
+
+import (
+	"git.rosy.net.cn/baseapi/platformapi/wxpayapi"
+	"git.rosy.net.cn/jx-callback/business/auth2/authprovider/weixin"
+	"git.rosy.net.cn/jx-callback/business/jxutils/jxcontext"
+	"git.rosy.net.cn/jx-callback/business/partner/pay"
+	"git.rosy.net.cn/jx-callback/globals"
+	"git.rosy.net.cn/jx-callback/globals/api"
+)
+
+type PayHandler struct {
+	responseHandler pay.ResponseHandler
+}
+
+var (
+	payHandler *PayHandler
+)
+
+func New(responseHandler pay.ResponseHandler) (handler *PayHandler) {
+	return &PayHandler{
+		responseHandler: responseHandler,
+	}
+}
+
+func vendorPayType2WxpayType(vendorPayType string) string {
+	return vendorPayType
+}
+
+func (p *PayHandler) CreatePay(ctx *jxcontext.Context, createParam *pay.CreatePayParam, isOffline bool) (prepayID, qrCodeURL string, err error) {
+	param := &wxpayapi.CreateOrderParam{
+		OutTradeNo:     createParam.PayOrderID,
+		Body:           createParam.ProductDesc,
+		NotifyURL:      globals.WxpayNotifyURL,
+		SpbillCreateIP: ctx.GetRealRemoteIP(),
+		TradeType:      vendorPayType2WxpayType(createParam.VendorPayType),
+		TotalFee:       createParam.TotalFee,
+
+		TimeStart:  wxpayapi.Time2PayTime(createParam.TimeStart),
+		TimeExpire: wxpayapi.Time2PayTime(createParam.TimeExpire),
+	}
+	if isOffline {
+		param.TradeType = wxpayapi.TradeTypeNative
+	}
+	if authInfo, err := ctx.GetV2AuthInfo(); err == nil && authInfo.GetAuthType() == weixin.AuthTypeMini {
+		param.OpenID = authInfo.GetAuthID()
+	}
+	if result, err := api.WxpayAPI.CreateUnifiedOrder(param); err == nil {
+		prepayID = result.PrepayID
+		qrCodeURL = result.CodeURL
+	}
+	return prepayID, qrCodeURL, err
+}
+
+func (p *PayHandler) ClosePay(ctx *jxcontext.Context, payOrderID, vendorPayOrderID string) (err error) {
+	return api.WxpayAPI.CloseOrder(payOrderID)
+}
+
+func (p *PayHandler) RefundPay(ctx *jxcontext.Context, payOrderID, vendorPayOrderID, refundID, reason string, totalFee, refundFee int) (vendorRefundID string, err error) {
+	param := &wxpayapi.PayRefundParam{
+		OutTradeNo:  payOrderID,
+		NotifyURL:   globals.WxpayNotifyURL,
+		OutRefundNo: refundID,
+		TotalFee:    totalFee,
+		RefundFee:   refundFee,
+		RefundDesc:  wxpayapi.CData(reason),
+	}
+	retVal, err := api.WxpayAPI.PayRefund(param)
+	if err == nil {
+		vendorRefundID = retVal.RefundID
+	}
+	return vendorRefundID, err
+}