premise: Hu Jintao, general secretary of the Central Committee of the Communist Party of China (CPC) and president of China, ended his official goodwill visit to Vietnam and left Hanoi for Beijing Wednesday.
  During his stay in Hanoi, Hu held talks with Nong Duc Manh, general secretary of the Central Committee of the Communist Party of Vietnam, and Vietnamese President Tran Duc Luong. They discussed party relations and bilateral ties.
  The two sides also exchanged views on international and regional issues of common concern.
  Hu arrived in Hanoi on Monday morning.
   What did Hu's visit consist of?
hypothesis: held talks