During his meeting with Angolan Foreign Minister Georges Rebelo Chicoti, Zarif said the Islamic Republic is ready to promote relations with the African country in various areas of economy and technology.
Chicoti, for his part, said his country has always been willing to boost Tehran-Luanda relations in all areas.
In a separate meeting, Zarif and the special envoy of the Mongolian president discussed ways to promote relations between the two Asian countries in diverse areas, including politics, agriculture, transportation and culture.
The Iranian top diplomat also held talks with the Senegalese minister of culture and communication, Mbagnick Ndiaye, on efforts to promote relations between Tehran and Dakar in all areas.
The three are among the high-ranking foreign officials from about 85 countries and international organizations traveling to Iran to attend the swearing-in ceremony for President Hassan Rouhani. The ceremony was held at the Iranian parliament on Saturday.