The condolences were sent to Chinese Party General Secretary and President Xi Jinping, Premier Li Keqiang, Chairman of the Standing Committee of the National People's Congress of China Li Zhanshu and the family of the deceased.
In their messages, the Vietnamese leaders affirmed that Jiang was an eminent leader of the Chinese Party and State who dedicated his life to the cause of revolution and construction of socialism with Chinese characteristics.
He also made important contributions to the normalization and development of the Viet Nam-China relations.
The Party, State and people of Viet Nam always appreciate and remember the great contributions of Jiang to the ties between the two Parties and countries, they wrote.
They also sent wreaths to the Chinese Embassy in Viet Nam in commemoration of his death.
The same day, head of the Party Central Committee's Commission for External Relations Le Hoai Trung and Foreign Minister Bui Thanh Son also sent condolences to head of the CPC Central Committee's International Liaison Department Liu Jianchao and Politburo member, State Councilor and Foreign Minister Wang Yi./.