Dhaka, Aug 6: At least 250 gold bars weighing 25 kg were seized by customs officials from a passenger of Singapore Airways flight at Dhaka airport, officials said on Sunday. A customs official told Xinhua news agency that they detained Zamil Aktar, who posed as an ill person and tried to cross the green channel on a wheelchair, with the gold bars worth about 125 million taka ($1.54 million) on Saturday night.