services:
  Customize\Service\OrderPdfService:
    public: false
    autowire: true
    decorates: Eccube\Service\OrderPdfService

<?php

/*
 * This file is part of EC-CUBE
 *
 * Copyright(c) EC-CUBE CO.,LTD. All Rights Reserved.
 *
 * http://www.ec-cube.co.jp/
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Customize\Service;

class OrderPdfService extends \Eccube\Service\OrderPdfService
{
	/**
     * PDFに店舗情報を設定する
     * ショップ名、ロゴ画像以外はdtb_helpに登録されたデータを使用する.
     */
    protected function renderShopData()
    {
        // 基準座標を設定する
        $this->setBasePosition();

        // ショップ名
        $this->lfText(125, 60, $this->baseInfoRepository->getShopName(), 8, 'B');

        // 都道府県+所在地
        $text = $this->baseInfoRepository->getPref().$this->baseInfoRepository->getAddr01();
        $this->lfText(125, 65, $text, 8);
        $this->lfText(125, 69, $this->baseInfoRepository->getAddr02(), 8);

        // 電話番号
        $text = 'TEL: '.$this->baseInfoRepository->getPhoneNumber();
        $this->lfText(125, 72, $text, 8); //TEL・FAX

        // メールアドレス
        if (strlen($this->baseInfoRepository->getEmail01()) > 0) {
            $text = 'Email: '.$this->baseInfoRepository->getEmail01();
            $this->lfText(125, 75, $text, 8); // Email
        }
		
		// 事業者登録番号
		$text = '登録番号: '.$this->baseInfoRepository->getbangou();
		$this->lfText(125, 78, $text, 8);

        // user_dataにlogo.pngが配置されている場合は優先的に読み込む
        $logoFile = $this->eccubeConfig->get('eccube_html_dir').'/user_data/assets/pdf/logo.png';

        if (!file_exists($logoFile)) {
            $logoFile = $this->eccubeConfig->get('eccube_html_admin_dir').'/assets/pdf/logo.png';
        }

        $this->Image($logoFile, 124, 46, 40);
    }
   
}

Notice: Undefined property: Customize\Service\OrderPdfService::$eccubeConfig

<?php

/*
 * This file is part of EC-CUBE
 *
 * Copyright(c) EC-CUBE CO.,LTD. All Rights Reserved.
 *
 * http://www.ec-cube.co.jp/
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Customize\Service;

class OrderPdfService extends \Eccube\Service\OrderPdfService
{
	
    protected function renderShopData()
    {
     
		// 事業者登録番号
		$text = '登録番号: '.$this->baseInfoRepository->getbangou();
		$this->lfText(125, 90, $text, 8);
		
		return parent::renderShopData();

    }

}