Dear sir/madam,(口语化也可以用hello)Please be noted that we have changed our customer email address, the new address is "此处写上新的邮件地址“, please send to this email address from now for
Dear xxx (公司名称或付款机构)Your reference(订单号或付款号)I would like to cancel my order and therefore to ask you to refund my thanks for your quality service Truly yours Xxxx