摘要
  
近年来亚洲经济的快速发展有目共睹，未来亚太地区将会有更为紧密的商贸往来及交流合作。英语将成为亚洲人民进行商贸合作与交流的重要工具。然而，与传统的作为外语或第二语言的英语不同，亚洲人民应该学习和使用具有亚洲特色的英语作为通用语，从而更好地促进亚洲各国人民间的交流。本文将结合亚洲不同国家外贸邮件实例，从英语作为亚洲通用语的视角下，分析亚洲各国外贸邮件交流中的语法特点，从而为亚洲各国间邮件往来提供借鉴。

关键词  英语作为亚洲通用语，外贸邮件，语法特点

Abstract
  
In recent years, great changes have taken place in Asia, we can see the rapid economic development of Asian countries. There will be closer trade ties in the Asia-pacific region exchanges and cooperation in the future. English will be the Asian people for the important tool of trade cooperation and exchanges. However, it is different from the traditional English as a foreign language or a second language, Asian people should learn and use English as a Lingua Franca with Asian characteristics to better promote the communication between people from different countries in Asia. This article will combine different Asian countries foreign trade mail as an example, from the perspective of English as an As Lingua Franca, analyzing the characteristics of the Asian countries trade in email exchanges grammar, which provide reference for email correspondence between Asian countries.

Keywords  English as an Asian lingua franca, foreign trade email, grammatical features

1  Introduction
1.1  Background of the research
With the development of globalization, English has become the common language of the world which plays an important role in international trade. The famous scholar David Crystal wrote a book English as A Global Language, this book reviews the history of English, describes the current situation of English. Crystal   clearly asserted: "all the signs are that the world language is English." English has been, and will continue to be the world language only in the foreseeable future. He even imagined 500 years later, all the world's people are born to learn English. According to the latest statistics of Union of International Association Yearbook, the whole world has 12,500 international organizations, which use English as an official language accounted for 85%, far higher than other language. French, ranked second, accounting for 49%.