The Chinese government has been notorious for banning websites due to protests, or any other official reasons. However, it looks like they have pulled a huge rabbit out of the hat by banning registrations of domains by individuals.
According to a official post by CNNIC, the official registrar in China, users who want to register domains will have to go through a lengthy process of submitting official documents and what not. However, this should most likely affect .cn domains. That makes me wonder whether GoDaddy is blocked in China?