The latest news on this front comes from a really worrying article at Human Rights Watch written by their China Senior Researcher Maya Wang. Take a look at this excerpt:

On Thursday, Tibetan language education rights campaigner Tashi Wangchuk returned home after serving a five-year sentence for allegedly “inciting separatism.” Now, not only is he unlikely to be allowed to resume his advocacy work, but Chinese authorities have just taken additional steps to undermine efforts in China to preserve mother-tongue education.

Last week, Shen Chunyao, head of the rubber-stamp parliament’s Legislative Affairs Commission, announced that local regulations that allow schools to use minority languages in classes are “incompatible with the Chinese Constitution.” This is yet another serious blow to mother-tongue education – not to mention language, diversity, and cultural rights – in China.

Read more here. Also see our section on World Democracy or our articles on Worldwide Corruption.