 Credit for the theory is given to former Chinese leader Hu Jintao and his administration, who was in power from 2002 to 2012.It is the newest slogan added to the idea of Socialism with Chinese characteristics ratified into the Communist Party of China's constitution at the 17th Party Congress in October 2007.It is lauded by the Chinese government as a successor and extension ideology to Marxism-Leninism, Mao Zedong Thought, Deng Xiaoping Theory and the "Three Represents".