diff --git a/app/controllers/origami/payments_controller.rb b/app/controllers/origami/payments_controller.rb
index b15062d6..2c76f132 100755
--- a/app/controllers/origami/payments_controller.rb
+++ b/app/controllers/origami/payments_controller.rb
@@ -115,7 +115,7 @@ class Origami::PaymentsController < BaseOrigamiController
           sale_payment = SalePayment.new
           sale_payment.process_kbz_payment(sale_id, sale_data.grand_total, 0, 'pending')
 
-          status, qr = KbzPay.pay(sale_data.grand_total, sale_payment.sale_payment_id, kbz_pay_method.gateway_url, kbz_pay_method.auth_token, kbz_pay_method.merchant_account_id, kbz_pay_method.additional_parameters)
+          status, qr = KbzPay.pay(sale_data.grand_total.to_i, sale_payment.sale_payment_id, kbz_pay_method.gateway_url, kbz_pay_method.auth_token, kbz_pay_method.merchant_account_id, kbz_pay_method.additional_parameters)
         end
       end
 
diff --git a/app/models/kbz_pay.rb b/app/models/kbz_pay.rb
index 15ea0e92..5893e048 100644
--- a/app/models/kbz_pay.rb
+++ b/app/models/kbz_pay.rb
@@ -3,6 +3,9 @@ class KbzPay
   KBZ_PAY = 'KBZPay'
 
   def self.pay(amount, receipt_no, url, key, app_id, code)
+    shop = Shop.first
+    prefix = shop.shop_code
+    receipt_no = "#{prefix}#{receipt_no}"
 
     datetime = DateTime.now.strftime("%d%m%Y%H%M")
     kbz_app_id = app_id
@@ -46,18 +49,22 @@ class KbzPay
         :headers => { 'Content-Type' => 'application/json', 'Accept' => 'application/json' }
     )
     Rails.logger.info result
+    Rails.logger.info '===================================='
     if result['Response']['result'] == "SUCCESS"
       #TODO QR return
       qr = result['Response']['qrCode']
       return true, qr
     else
+      # Rails.logger.debug result['Response']
       return false, result['Response']
-      puts result['Response']
     end
     
 	end
 
   def self.query(receipt_no, current_user, url, key, app_id, code)
+    shop = Shop.first
+    prefix = shop.shop_code
+    receipt_no = "#{prefix}#{receipt_no}"
     amount = 0
     datetime = DateTime.now.strftime("%d%m%Y%H%M")
     kbz_app_id = app_id
@@ -101,6 +108,8 @@ class KbzPay
         merch_order_id = result['Response']['merch_order_id']
         cash = result['Response']['total_amount']
 
+        merch_order_id.slice! "#{prefix}"
+
         sp = SalePayment.find(merch_order_id)
         if !sp.nil?
           if sp.payment_status == 'pending'