Ramaphosa has urged South African and Iranian enterprises to explore opportunities for partnerships.
South African Deputy President Cyril Ramaphosa made the call during his address to the South Africa-Iran Business Forum in Tehran, capital of Iran, on Sunday, the presidency said in a statement.
Ramaphosa is leading a three-day high-level delegation of government and business leaders on a working visit to Iran.
The visit is aimed at consolidating political and economic bilateral relations between the two countries.
Later on Sunday, Ramaphosa would hold talks with Iranian Deputy Industry, Mines, and Trade Minister Afkhami Rad, Oil and Petroleum Minister Bijan Mandar Zangeneh, and Speaker of the Iranian Parliament Ali Larinjani, the presidency said.
On Monday, Ramaphosa would pay a courtesy visit on Iranian President Hassan Rouhani.
Concluding the visit on Monday, Ramaphosa would visit the MAPNA factory an Iranian enterprise which operates in the construction and development of thermal power plants, independent power plants, oil and gas, as well as rail traction projects.