IQE plc announces its pre-close trading update for the full year ending 31 December 2017. The Group announces that it expects full year revenues to be ahead of market expectations, and to be not less than £150m for the year ending 31 December 2017. Wafer sales are on track to deliver strong double-digit growth in 2017 and to continue to diversify. The three primary markets are Photonics, InfraRed and Wireless.