At the invitation of President Hu Jintao, President Vieira of the Republic of Guinea-Bissau, President Johnson-Sirleaf of the Republic of Liberia, President Michel of the Republic of Seychelles, President Mbeki of the Republic of South Africa, President Bouteflika of the People's Democratic Republic of Algeria and President Mubarak of the Arab Republic of Egypt will respectively pay state visits to China during the Beijing Summit of the Forum on China-Africa Cooperation.