diff --git a/purchase.go b/purchase.go
index c469a79..3e31551 100644
--- a/purchase.go
+++ b/purchase.go
@@ -2,55 +2,11 @@ package main
 
 import (
 	"fmt"
+	"log"
 	"net/http"
 	"text/template"
 )
 
-func StartPay(w http.ResponseWriter, r *http.Request) {
-	if r.Method != "POST" {
-		w.WriteHeader(http.StatusMethodNotAllowed)
-		fmt.Fprintf(w, "invalid method")
-		return
-	}
-	r.ParseForm()
-
-	row, err := db.addRequest(r)
-	if err != nil {
-		w.WriteHeader(http.StatusInternalServerError)
-		w.Write([]byte("Cannot initiate database transaction"))
-		return
-	}
-
-	if !isLeanworkFormValid(r.Form) {
-		w.WriteHeader(http.StatusMethodNotAllowed)
-		fmt.Fprintf(w, "invalid request")
-		return
-	}
-
-	//debugStartLeanworkCallBack(row)
-	askForPaymentSelection(w, row)
-	return
-
-	// m := RpnOut{}
-	// resp, err := m.SendReq(r.Form)
-	// if err != nil {
-	// 	fmt.Fprintf(w, "invalid response from RPN")
-	// }
-
-	// w.Header().Set("Content-Type", resp.Header.Get("Content-Type"))
-	// w.Header().Set("Content-Length", resp.Header.Get("Content-Length"))
-	// io.Copy(w, resp.Body)
-
-	//fmt.Fprintf(w, "my md5=%s", sign)
-
-}
-
-func askForPaymentSelection(w http.ResponseWriter, row LeanworkIn) {
-	t := template.Must(template.ParseFiles("PG/StartPay.html"))
-	//tmpl.ExecuteTemplate(w, "StartPay", row)
-	t.Execute(w, row)
-}
-
 func askForPaymentInfo(w http.ResponseWriter, row LeanworkIn, rpn_type string) {
 	var data struct {
 		Id      int64
@@ -61,7 +17,11 @@ func askForPaymentInfo(w http.ResponseWriter, row LeanworkIn, rpn_type string) {
 	data.Sign = row.Sign
 	data.RpnType = rpn_type
 	//tmpl.ExecuteTemplate(w, "rpnAskNameAndCard", data)
-	t := template.Must(template.ParseFiles("PG/rpnAskNameAndCard.html"))
+	fname := "PG/rpnAskNameAndCardP2P.html"
+	if rpn_type == "rpnfat" {
+		fname = "PG/rpnAskNameAndCardFAT.html"
+	}
+	t := template.Must(template.ParseFiles(fname))
 	t.Execute(w, data)
 }
 
@@ -88,3 +48,57 @@ func choosePayment(w http.ResponseWriter, r *http.Request) {
 	//show redirect, and start payment
 	askForPaymentInfo(w, row, rpn_type)
 }
+
+//leanwork in for alipay
+func leanworkInFAT(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "POST" {
+		errPage(w, http.StatusMethodNotAllowed, "invalid method")
+		return
+	}
+	r.ParseForm()
+
+	row, err := db.addRequest(r, Config.LeanWork.MD5FAT)
+	if err != nil {
+		errPage(w, http.StatusInternalServerError, "Cannot initiate database transaction for incoming request")
+		return
+	}
+
+	if !isLeanworkFormValid(r.Form, Config.LeanWork.MD5FAT) {
+		// w.WriteHeader(http.StatusMethodNotAllowed)
+		// fmt.Fprintf(w, "invalid request")
+		errPage(w, http.StatusBadRequest, "validation of FAT input parameters failed")
+		return
+	}
+
+	//show redirect, and start payment
+	askForPaymentInfo(w, row, "rpnfat")
+
+	return
+}
+
+func leanworkInP2P(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "POST" {
+		errPage(w, http.StatusMethodNotAllowed, "invalid method")
+		return
+	}
+	r.ParseForm()
+
+	row, err := db.addRequest(r, Config.LeanWork.MD5P2P)
+	if err != nil {
+		errPage(w, http.StatusInternalServerError, "Cannot initiate database transaction for incoming request")
+		log.Printf("ERROR: cannot initiate LeanworkIn for adding database: %+v \n", r.Form)
+		return
+	}
+
+	if !isLeanworkFormValid(r.Form, Config.LeanWork.MD5P2P) {
+		// w.WriteHeader(http.StatusMethodNotAllowed)
+		// fmt.Fprintf(w, "invalid request")
+		errPage(w, http.StatusBadRequest, "validation of P2P input parameters failed")
+		return
+	}
+
+	//show redirect, and start payment
+	askForPaymentInfo(w, row, "rpnp2p")
+
+	return
+}