20. 应付难的客户
We he been doing business together for a long time and we value our relationship of late, we he not been able to provide the kind of service we both want. The problem is that your purchasing department is changing orders after they he been placed. This has led to confusion and frustration for both of our companies. In several instances. you he returned goods that were originally ordered. To solve the problem , I propose that on receipt of an order, our sales staff cont[收起]