Indian airline IndiGo has picked Heavyweight Air Express (HAE) as its general sales agent (GSA) for the Gulf region, as part of its move to aggressively grow its cargo business between the Middle East and India. As part of IndiGo’s plans to grow its cargo business, the carrier is currently incresing its fleet with the Airbus 321. It has also drawn up an aggressive plan to expand its operations to the Middle East, with a slew of new and additional flights to UAE and Saudi Arabia.