This article is just an excerpt from Steven Levy's book and it cuts out before it gets to Google's current situation in China. After these events, they redirected users from their Chinese domain name to their Hong Kong servers in order to sidestep the censorship requirements.
This situation didn't last very long, however, and China threatened to withdraw Google's license for their Chinese website if they continued redirecting users automatically. When this happened in June last year, Google restored the censorship on google.cn, just leaving a link for customers to get to google.co.hk for unfiltered results.
More details about this can be found on Google's blog: