Deputy Ministry of Industry, Mine and Trade for Industrial Affairs said that the daily production of face masks in the country has currently exceeded 6.5 million.
US President Donald Trump wore a face mask in public for the first time Saturday, finally yielding to intense pressure to set a public health example.
The total domestic output for face masks has increased by 3,000 times since the start of the new coronavirus outbreak in the country in late February.
The export of face masks made in Iran is banned for now given a surge in the coronavirus cases and the growing demand for masks inside the country, an official said.
President Hassan Rouhani said Sunday wearing mask will become mandatory in certain areas as he allowed virus-hit provinces to reimpose restrictions to contain the spread of the novel coronavirus.
The face mask doesn't need to be professional-grade to help fight against COVID-19.
The US told people to wear masks if they go outside, pointing to research that shows the coronavirus could be spread just by breathing.