想请问下 1、配置了备选统驭科目的客户/供应商，每次过账是否都要选择统驭科目？ 2、新增统驭科目，对合并报表有影响不？

Thank you for your answer, but now I have a new question. After I completed the Create, I found an additional PricingElement item that was not included in my request.