ISLAMABAD - The four-day International Defence Exhibition and Seminar (IDEAS-2016) being organised by the Defence Export Promotion Organization (DEPO) at the Expo Centre Karachi will be inaugurated on November 22. According to informed sources, some 338 companies from 38 countries will participate while 85 delegations from 39 countries will attend the exhibition and seminar. The DEPO will give a presentation to Minister for Defence Production today to update the minister about the final arrangements.