Word Reference offers several good forums for discussing languages and this is the Chinese section. It's perhaps not as active as Chinese Forums and I don't follow this forum regularly, so I don't... Read more.

forum.wordreference.com

Duanmu San's "The Phonology of Standard Chinese" is by far the best introduction to Mandarin phonology that I'm aware of. It's mostly useful for people who like phonology or are already at an advan... Read more.

hackingchinese.com

This article discusses the language power struggle that most learners are very familiar with. "Given a conscious choice between a number of languages to use for interaction, speakers will naturally... Read more.

sinosplice.com

Forumosa is a major online forum where you can discuss anything regarding Taiwan, including living there, learning Chinese, finding friends, jobs or language exchange partners and much more. There'... Read more.

forumosa.com

ChineseMe is the most integrated Mandarin course, designed for motivated learners who have decided to become fluent. It is an interactive textbook that adapts itself to your interests. The course i... Read more.

chinese-me.com

What's a dialect? What's a language? Are Mandarin, Cantonese and Wu different languages or are they dialects of the same language. The answer is that there is no answer, it depends. This is a short... Read more.

sinoglot.com