Would you please tell me your phone number so that we'll ring you up as soon as the remittance arrives?
您能否把电话号码告诉我,以便汇款一到就给您打电话?
You can imagine how useful this is, particularly in countries like China and Japan, which use written characters not letters.
你可以想像得到,特别是在中国和日本这些使用文字而不是字母的国家,这是多么有用处!