Social networks like Facebook is known inaccessible in communist China. Latest news mentioning China again increased blocking Facebook site in some other areas.
Not just Facebook, a social networking such as Twitter and news sites that are sensitive to politics also affected by the Chinese government blocked this weekend. The addition of a blocked area to the rest of China, but there are some areas that are still able to access it.
The only region in the distance range of 17 miles from the center of Shanghai which is a free trade area. Moreover, do not expect to have free access to popular sites in the world.
Previously China has blocked Facebook and Twitter since mid-2009 after a conflict that killed many people in the Xinjiang region. While news sites The New York Times blocked after preaching about corruption in the government of one China.