Cote d’Ivoire’s President Alassane Ouattara, Sierra Leonean President Julius Maada Bio, Botswana’s President Mokgweetsi Masisi and Burkina Faso’s President Roch Marc Christian Kabore will attend the 2018 Beijing Summit of the Forum on China-Africa Cooperation (FOCAC) and pay state visits to China from Aug. 28 to Sept. 7 successively, at the invitation of Chinese President Xi Jinping, Foreign Ministry spokesperson Lu Kang announced Tuesday.