计算和评估客户服务功能的运营活动。评估是通过客户请求/查询处理过程、客户投诉处理过程以及产品和服务质量来实现的。检查活动以确保高水平的客户服务。 Calculating and assessing the operational activities of the customer service function. Evaluation is achieved through the customer requests/inquiries handling process, the customer complaint handling process, and product and services quality. Examine activities to ensure high levels of customer service.