A well-known Iranian businessman known as the "Sultan of Bitumen" was executed for bribery and corruption.
Hamidreza Baqeri Darmani was found guilty of falsifying documents to obtain state-backed loans.
He then used front-end companies to procure more than 300,000 tonnes of bitumen ̵
Darmani, 49, is the third businessman who has been executed since the beginning of this year launched an anti-corruption campaign.
Last month, Iran executed a currency trader known as the "Sultan of the Coins" for accumulating about two tons
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According to the Mizan news agency of the judicial authority, Darmani obtained "fraud, counterfeiting and counterfeiting" of bitumen worth more than $ 100 million in bribery. "He was arrested in August 2014.  News about the execution of Darmani has been dramatically reported on Iranian state television with an action-style soundtrack.
Correspondents say the authorities want to show how serious they are at punishing the defendants' exploitation of the country's volatile economy.  In August, new "revolutionary" courts were set up to speed up corruption cases, and dozens of businessmen and merchants were imprisoned.
There is great public anger over the rising cost of living and perceived corruption.
The Iranian Economy has difficulties, partly due to the decision d he US to impose tough sanctions against the country.