Masoud Karbasian said export of petrochemicals and gas condensates were Iran's top non-oil exports in the past 11 months.
Addressing a press conference on Monday, the official said the petrochemicals export of the country has been up nearly 29% year-on-year.
"In order to materialize requirements of the Resistive Economy, all officials must make every effort to facilitate enhancement of the country's export of value-added products like petrochemicals," he said.
He further said the country earned 13.6 billion dollars from the sale of gas condensates, up 43% year-on-year, since March 21 2014.
Iran's total exports during the period hit nearly 45bn dollars which was 22% higher than the corresponding period last year.