Free e-book: 火球, huo3 qiu2, The Ball of Fire
这里还有人吗?Is anyone here, could this be revived and made active?
How were the Chinese languages designed?
Paul Noble - Learn Mandarin Chinese with Paul Noble for Beginners
普通话学习 - China's #1 Mandarin Pronunciation APP
Help with pronunciation and IPA
Mods wanted
Phono-Semantics in Chinese
Development of scripts