Hu Jintao denounced during the Cultural Revolution, an event that (together with his relatively humble origins) apparently had a deep effect upon Hu, who diligently tried to clear his father's name. He joined the Communist Party of China (CPC) in April 1964 and began to work as an engineer in July 1965 after he graduated from the Water Conservancy Engineering Department at Tsinghua University, where he majored in the study of hub hydropower stations. During his time at Tsinghua, he met his wife Liu Yongqing. In 1968, Hu volunteered for his service in Gansu and worked on the construction of Liujiaxia Hydroelectric
Hu Jintao and State Constitutions in 2007 and 2008, respectively. The role of the Party has changed, as formulated by Deng Xiaoping and implemented by Jiang Zemin, from a revolutionary party to a ruling party. Hu continues the Party’s modernization, calling for both "Advancement" of the Party and its increasing transparency in governance. What emerges from these philosophies, in the view of Hu, is a country with systematic approach to national structure and development that combines dynamic economic growth, a free market energized by a vigorous "nonpublic" (i.e., private) sector, heavy-handed political and media control, personal but not political freedoms, concern for