Petro-king Oilfield Services Limited provided consolidated earnings guidance for the year ended December 31, 2018. For the period, the group expects to record a significant increase in loss for the year ended 31 December 2018 as compared with that in the year ended 31 December 2017. The Board reported that such increase in loss for the year ended 31 December 2018 was primarily attributable to increase in losses arising from impairment of goodwill and property, plant and equipment; increase in provision for impairment of trade and other receivables; and increase in inventories loss.