diff --git a/app/programs/assemble_marc_files.rb b/app/programs/assemble_marc_files.rb
new file mode 100644
index 0000000..21f5967
--- /dev/null
+++ b/app/programs/assemble_marc_files.rb
@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+module AssembleMarcFiles
+  class << self
+    def run
+      program = AssembleMarcFiles.new
+      log = program.execute
+      NotifierMailer.administrators(log).deliver_now unless log.empty?
+    rescue StandardError => e
+      text = <<~MSG
+        AssembleMarcFiles run error (#{e})
+      MSG
+      NotifierMailer.administrators(text).deliver_now
+    end
+  end
+end
diff --git a/app/programs/assemble_marc_files/assemble_marc_files.rb b/app/programs/assemble_marc_files/assemble_marc_files.rb
new file mode 100644
index 0000000..94cb145
--- /dev/null
+++ b/app/programs/assemble_marc_files/assemble_marc_files.rb
@@ -0,0 +1,72 @@
+# frozen_string_literal: true
+
+module AssembleMarcFiles
+  class AssembleMarcFiles
+    def execute
+      log = +''
+      lib_ptg_box = LibPtgBox::LibPtgBox.new
+      log += synchronize(lib_ptg_box)
+      lib_ptg_box.product_families.each do |product_family|
+        log += assemble_marc_files(product_family)
+      end
+      log
+    end
+
+    def synchronize(lib_ptg_box)
+      log = +''
+      lib_ptg_box.product_families.each do |product_family|
+        product_family.products.each do |product|
+          log += product_family.name + " " + product.name + "\n"
+          # product.works.each do |work|
+          #
+          # end
+        end
+      end
+      log
+    end
+
+    def assemble_marc_files(product_family)
+      log = +''
+      log += product_family.name + "\n"
+      log
+    end
+
+    # def run
+    #   umpebc_products_modified.each do |modified_product|
+    #     generate_product_marc_files(modified_product)
+    #   end
+    # rescue StandardError => e
+    #   text = <<~MSG
+    #   AssembleMarcFiles run error (#{e})
+    #   MSG
+    #   NotifierMailer.administrators(text).deliver_now
+    # end
+    #
+    # private
+    #
+    # def generate_product_marc_files(product)
+    #   product.dois.each do |doi|
+    #   end
+    # end
+    #
+    # def umpebc_products_modified
+    #   umpebc_product_family.products.map { |product| product if product.modified? }.compact
+    # end
+    #
+    # def umpebc_product_family
+    #   @umpebc_product_family ||= begin
+    #     product_families = LibPtgBox::LibPtgBox.new.product_families
+    #     umpebc_family = nil
+    #     product_families.each do |family|
+    #       next unless /umpebc/i.match?(family.name)
+    #
+    #       umpebc_family = family
+    #       break
+    #     end
+    #     raise 'umpebc product family not found' unless umpebc_family
+    #
+    #     umpebc_family
+    #   end
+    # end
+  end
+end
diff --git a/config/initializers/scheduler.rb b/config/initializers/scheduler.rb
index 2b3458f..c0a5cfe 100644
--- a/config/initializers/scheduler.rb
+++ b/config/initializers/scheduler.rb
@@ -29,7 +29,8 @@
 # Daily - do something every day
 # (see "man 5 crontab" in your terminal)
 scheduler.cron '0 0 * * *' do
-  NotifierMailer.administrators("Daily").deliver_now
   Rails.logger.info "Daily #{Time.now}"
   Rails.logger.flush
+  NotifierMailer.administrators("Daily").deliver_now
+  AssembleMarcFiles.run
 end
diff --git a/spec/programs/assemble_marc_files/assemble_marc_files_spec.rb b/spec/programs/assemble_marc_files/assemble_marc_files_spec.rb
new file mode 100644
index 0000000..6997439
--- /dev/null
+++ b/spec/programs/assemble_marc_files/assemble_marc_files_spec.rb
@@ -0,0 +1,79 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+require 'support/mock_boxr'
+
+module Boxr
+  MOCK_ROOT = Rails.root.join('spec', 'fixtures')
+
+  class Client
+    def initialize
+      @init = true
+    end
+
+    def file_from_path(path)
+      mock_client.file_from_path(File.join(MOCK_ROOT, path))
+    end
+
+    def folder_from_path(path)
+      mock_client.folder_from_path(File.join(MOCK_ROOT, path))
+    end
+
+    def folder_items(folder, options)
+      mock_client.folder_items(folder, options)
+    end
+
+    def download_file(file)
+      mock_client.download_file(file)
+    end
+
+    def upload_file(path, folder)
+      mock_client.upload_file(path, folder)
+    end
+
+    private
+
+      def mock_client
+        @mock_client ||= MockBoxr::Client.new
+      end
+  end
+end
+
+RSpec.describe AssembleMarcFiles::AssembleMarcFiles do
+  subject(:program) { described_class.new }
+
+  before { program }
+
+  describe '#execute' do
+    subject { program.execute }
+
+    let(:lib_ptg_box) { instance_double(LibPtgBox::LibPtgBox, 'lib_ptg_box', product_families: [product_family]) }
+    let(:product_family) { instance_double(LibPtgBox::ProductFamily, 'product_family') }
+
+    before do
+      allow(LibPtgBox::LibPtgBox).to receive(:new).and_return(lib_ptg_box)
+      allow(program).to receive(:synchronize).with(lib_ptg_box).and_return("synchronize\n")
+      allow(program).to receive(:assemble_marc_files).with(product_family).and_return("product_family\n")
+    end
+
+    it { is_expected.to eq("synchronize\nproduct_family\n") }
+  end
+
+  describe '#synchronize' do
+    subject { program.synchronize(lib_ptg_box) }
+
+    # let(:lib_ptg_box) { instance_double(LibPtgBox::LibPtgBox, 'lib_ptg_box') }
+    let(:lib_ptg_box) { LibPtgBox::LibPtgBox.new }
+
+    it { is_expected.to eq("synchronize\n") }
+  end
+
+  describe '#assemble_marc_files' do
+    subject { program.assemble_marc_files(product_family) }
+
+    let(:product_family) { instance_double(LibPtgBox::ProductFamily, 'product_family', name: 'product_name') }
+
+    it { is_expected.to eq(product_family.name + "\n") }
+  end
+end
diff --git a/spec/programs/assemble_marc_files_spec.rb b/spec/programs/assemble_marc_files_spec.rb
new file mode 100644
index 0000000..ba3e8c4
--- /dev/null
+++ b/spec/programs/assemble_marc_files_spec.rb
@@ -0,0 +1,53 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe AssembleMarcFiles do
+  describe '#run' do
+    let(:assemble_marc_files) { instance_double(AssembleMarcFiles::AssembleMarcFiles, "AssembleMarcFiles") }
+    let(:mailer) { double("NotifierMailer") } # rubocop:disable RSpec/VerifiedDoubles
+
+    before do
+      allow(AssembleMarcFiles::AssembleMarcFiles).to receive(:new).and_return(assemble_marc_files)
+      allow(mailer).to receive(:deliver_now)
+    end
+
+    context 'when log empty' do
+      before do
+        allow(assemble_marc_files).to receive(:execute).and_return("")
+        allow(NotifierMailer).to receive(:administrators).with(anything).and_return(mailer)
+      end
+
+      it 'does not notifies administrators' do
+        described_class.run
+        expect(assemble_marc_files).to have_received(:execute)
+        expect(mailer).not_to have_received(:deliver_now)
+      end
+    end
+
+    context 'when log non-empty' do
+      before do
+        allow(assemble_marc_files).to receive(:execute).and_return("log\n")
+        allow(NotifierMailer).to receive(:administrators).with("log\n").and_return(mailer)
+      end
+
+      it 'notifies administrators' do
+        described_class.run
+        expect(assemble_marc_files).to have_received(:execute)
+        expect(mailer).to have_received(:deliver_now)
+      end
+    end
+
+    context 'when standard error' do
+      before do
+        allow(assemble_marc_files).to receive(:execute).and_raise(StandardError)
+        allow(NotifierMailer).to receive(:administrators).with("AssembleMarcFiles run error (StandardError)\n").and_return(mailer)
+      end
+
+      it 'notifies administrators' do
+        described_class.run
+        expect(mailer).to have_received(:deliver_now)
+      end
+    end
+  end
+end
diff --git a/spec/runners/assemble_marc_files_spec.rb b/spec/runners/assemble_marc_files_spec.rb
deleted file mode 100644
index 891f3c7..0000000
--- a/spec/runners/assemble_marc_files_spec.rb
+++ /dev/null
@@ -1,51 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-require 'support/mock_boxr'
-
-module Boxr
-  MOCK_ROOT = Rails.root.join('spec', 'fixtures')
-
-  class Client
-    def initialize
-      @init = true
-    end
-
-    def file_from_path(path)
-      mock_client.file_from_path(File.join(MOCK_ROOT, path))
-    end
-
-    def folder_from_path(path)
-      mock_client.folder_from_path(File.join(MOCK_ROOT, path))
-    end
-
-    def folder_items(folder, options)
-      mock_client.folder_items(folder, options)
-    end
-
-    def download_file(file)
-      mock_client.download_file(file)
-    end
-
-    def upload_file(path, folder)
-      mock_client.upload_file(path, folder)
-    end
-
-    private
-
-      def mock_client
-        @mock_client ||= MockBoxr::Client.new
-      end
-  end
-end
-
-RSpec.describe AssembleMarcFiles do
-  subject(:assemble_marc_files) { described_class.new }
-
-  describe '#run' do
-    subject { assemble_marc_files.run }
-
-    it { is_expected.to be_nil }
-  end
-end