Saturday's protests were prompted by the government's appointment of a new attorney general, whom the opposition accuse of complicity in corruption. Elections are due to be held this year, but a date has yet to be set.
Guinea-Bissau's President Umaro Sissoco Embalo said that China has made outstanding achievements in such areas as economic development, poverty reduction, and scientific and technological innovation, winning recognition and admiration from all over the world.
Leaders of foreign political parties and government officials worldwide have congratulated the Central Committee of the Communist Party of China and General Secretary Xi Jinping of the committee on the convening of the 20th CPC National Congress.