汉语 = oral 中文 = written

Just to make it simple, 中文 includes 汉语. 汉语for most of the time means口语。However, 汉语includes 语言所有的方面比如书写和修辞。大多数情况下，汉语和中文通用。

中文（Chinese），一般特指汉字，即汉语的文字表达形式。但有时广义的概念也有所扩展，即既包括书写体系，也包括发音体系。 中文 refer to characters,i.e. the different expressions of chinese characters. Sometimes, it refers to the system of writing and pronunciation 汉语，中华民族的语言种类之一，官方语言。 Hanyu, is one of many languages of China, it is the official language of China 中国话：发音体系，狭义指普通话，广义包括华人的主要语言、各种方言。 Zhongguohua: it refers to Putonghua, in genere, it can include all the languages of China --------------

在国外，大部分人学习普通话Mandarin，而且强调是简化汉字版的教材simplified Chinese，用以区别于台湾和香港地区使用的繁体字教材Traditional Chinese。也有小部分人学广东话，因为很多中国的公司需要讲广东话的人（旅行社、餐馆、律师事务所、翻译公司等）。 “汉语”是汉族语言的简称 “中文”是中国语言的简称 它与“汉语”的区别严格来说，汉语是指口讲、耳听的语言，“中文”还包括阅读和书写的问题。 Hanyu is the language which is spoken by Han nationality,Hanyu is mainly reffer to speak and hear Zhongwen is the language which is splken by Chinese people,Zhongwen also includes reading and writting. FOR MANY INFORMATION: http://blog.sina.com.cn/s/blog_4aefb05d0100g60i.html If there is anything unclear , just send me a message.

在国外，大部分人学习普通话Mandarin，而且强调是简化汉字版的教材simplified Chinese，用以区别于台湾和香港地区使用的繁体字教材Traditional Chinese。也有小部分人学广东话，因为很多中国的公司需要讲广东话的人（旅行社、餐馆、律师事务所、翻译公司等）。 “汉语”是汉族语言的简称 “中文”是中国语言的简称 它与“汉语”的区别严格来说，汉语是指口讲、耳听的语言，“中文”还包括阅读和书写的问题。 Hanyu is the language which is spoken by Han nationality,Hanyu is mainly reffer to speak and hear Zhongwen is the language which is splken by Chinese people,Zhongwen also includes reading and writting. FOR MANY INFORMATION: http://blog.sina.com.cn/s/blog_4aefb05d0100g60i.html If there is anything unclear , just send me a message.