I think it's ironic that the way the Chinese government prepares to host the United Nations Commission on Human Rights is by placing dissidents under house arrest.
Unlike the farmers in 'AIDS villages' who sold blood, these people are very spread out and don't know each other. They only slowly find out they are HIV positive and that there are others like them.
There are many people who don't have access to the free medicine.
The problem in China is not the lack of laws but whether these laws will be implemented by local governments.