The China version of Google is at www.google.cn. Try entering an innoucous phrases like "tiananmen" and "Jesus Christ", and then compare the difference in search results from the American version at www.google.com. The differences are particularly dramatic when you click the Images option.
For "Jesus Christ," Google.cn allows only eight images thruough their CensorWare, of which six are incorrect. In contrast, Google.com presents 116,000 images for the same search term.