发英文电邮向外国的官方组织 比如伦敦奥组委之类的 发送电邮 需要注意什么 有一些常用语么 比如 称呼之类的 如果能提供一

Dear sirs,Introduce yourself and on behalf of whomExplain your itemsHope to hear from you soon。Best regardsYour name 与要求不符,仅供参考Dear sirs,We learnt with pleasure from the Austrilia Embassy in Beijing that your are producing for export wool sweater。There is a steady demand here for high-class goods of this type,especially in brighter colors。We would appreciate receiving your catalogue and full details of your export prices and terms of payment,together with any samples you can let us have。Look forward to hearing from you 。Best regardsCathy Lee