diff --git a/app/controllers/foodcourt/qrpay_controller.rb b/app/controllers/foodcourt/qrpay_controller.rb
index f669f4e1..db10034f 100644
--- a/app/controllers/foodcourt/qrpay_controller.rb
+++ b/app/controllers/foodcourt/qrpay_controller.rb
@@ -241,6 +241,17 @@ class Foodcourt::QrpayController < BaseFoodcourtController
 
     PrintReceiptJob.perform_later(current_shop.shop_code, sale_id)
 
+    PaymentGatewayAuditJob.perform_later({
+      receipt_no: Sale.find_by(sale_id: sale_id).receipt_no,
+      gateway_name: "MMQR",
+      endpoint_url: "",
+      event_type: "kbz.payment.success",
+      request_body: {},
+      response_body: {},
+      request_method: nil,
+      shop_code: Shop.current_shop.shop_code
+    })
+
     if result[:status]
       render json: result, status: :ok
     else
diff --git a/app/jobs/payment_gateway_audit_job.rb b/app/jobs/payment_gateway_audit_job.rb
new file mode 100644
index 00000000..3cf373b7
--- /dev/null
+++ b/app/jobs/payment_gateway_audit_job.rb
@@ -0,0 +1,17 @@
+class PaymentGatewayAuditJob < ApplicationJob
+  queue_as :high_priority
+
+  def perform(data)
+    # byebug
+    PaymentGatewayAudit.record(
+      receipt_no: data[:receipt_no],
+      gateway_name: "MMQR",
+      endpoint_url: data[:endpoint_url],
+      event_type: data[:event_type],
+      request_body: data[:request_body],
+      response_body: data[:response_body],
+      request_method: "POST",
+      shop_code: data[:shop_code],
+    )
+  end
+end
diff --git a/app/models/payment_gateway_audit.rb b/app/models/payment_gateway_audit.rb
new file mode 100644
index 00000000..a53b79a0
--- /dev/null
+++ b/app/models/payment_gateway_audit.rb
@@ -0,0 +1,24 @@
+class PaymentGatewayAudit < ApplicationRecord
+  def self.record(
+    receipt_no:,
+    gateway_name:,
+    request_method: nil,
+    endpoint_url:,
+    event_type:,
+    request_body: {},
+    response_body: {},
+    shop_code:
+  )
+    payment_gateway_audit = PaymentGatewayAudit.new
+    payment_gateway_audit.receipt_no = receipt_no
+    payment_gateway_audit.payment_gateway_name = gateway_name
+    payment_gateway_audit.event_type = event_type
+    payment_gateway_audit.request_method = request_method
+    payment_gateway_audit.endpoint_url = endpoint_url
+    payment_gateway_audit.request_body = request_body
+    payment_gateway_audit.response_body = response_body
+    payment_gateway_audit.shop_code = shop_code
+
+    payment_gateway_audit.save!
+  end
+end
diff --git a/app/services/kbz_merchant.rb b/app/services/kbz_merchant.rb
index 2e8fff2f..b5d51c6e 100644
--- a/app/services/kbz_merchant.rb
+++ b/app/services/kbz_merchant.rb
@@ -16,6 +16,19 @@ class KbzMerchant
     api_url = "#{@url}/precreate"
     payload = build_create_payload(amount, merch_order_id, timeout)
     response = send_request(payload, api_url)
+
+    # audit
+    PaymentGatewayAuditJob.perform_later({
+      receipt_no: merch_order_id,
+      gateway_name: "MMQR",
+      endpoint_url: api_url,
+      event_type: "kbz.payment.precreate",
+      request_body: payload,
+      response_body: response,
+      request_method: "POST",
+      shop_code: Shop.current_shop.shop_code
+    })
+
     handle_response(response)
   end
 
@@ -23,6 +36,19 @@ class KbzMerchant
     api_url = "#{@url}/closeorder"
     payload = build_close_payload(merch_order_id)
     response = send_request(payload, api_url)
+
+    # audit
+    PaymentGatewayAuditJob.perform_later({
+      receipt_no: merch_order_id,
+      gateway_name: "MMQR",
+      endpoint_url: api_url,
+      event_type: "kbz.payment.closeorder",
+      request_body: payload,
+      response_body: response,
+      request_method: "POST",
+      shop_code: Shop.current_shop.shop_code
+    })
+
     handle_response(response)
   end
 
diff --git a/db/migrate/20250609101022_payment_gateway_audits.rb b/db/migrate/20250609101022_payment_gateway_audits.rb
new file mode 100644
index 00000000..b5412f1c
--- /dev/null
+++ b/db/migrate/20250609101022_payment_gateway_audits.rb
@@ -0,0 +1,17 @@
+class PaymentGatewayAudits < ActiveRecord::Migration[5.1]
+  def change
+    create_table :payment_gateway_audits do |t|
+      t.string :receipt_no
+      t.string :payment_gateway_name
+      t.string :request_method
+      t.string :event_type
+      t.string :endpoint_url
+      t.json :request_body
+      t.json :response_body
+
+      t.timestamps
+
+      t.string :shop_code
+    end
+  end
+end