Expert Systems Holdings Limited announced that based on the information currently available to the Board, the Group is estimated to record a substantial decrease in net profit for the six months ended 30 September 2017, as compared to that of the corresponding period of 2016. The estimated decrease in net profit for Interim fiscal 2018 is mainly due to the decrease in gross profit margin during the period as a result of the Group's efforts in maintaining its market share by offering more competitive pricing under the challenging business environment.