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 Yaobang anniversary of Hu's birth. Ceremonies were planned in Beijing, where Hu died, in Hunan, where Hu was born, and in Jiangxi, where Hu was buried. Western observers noted that the move to rehabilitate Hu Yaobang may have been part of a broader political effort by Hu Jintao to gain support from reform-minded colleagues, who had always respected Hu Yaobang. Some political analysts have argued that Hu Jintao's administration wished to be associated with Hu Yaobang. Both Hu's (no relations) rose to power through the Communist Youth League, and have been described as part of the same "Youth League Clique". Hu