Wison Engineering Services Co. Ltd. provided group earnings guidance for the year ended 31 December 2018. For the period based on a preliminary assessment of the unaudited consolidated management accounts of the group for the year ended 31 December 2018 and the data currently available to the company, the group is expected to record a relatively significant decrease in revenue and profits for the year ended 31 December 2018 as compared to that for 2017.