Sinopec Oilfield Service Corporation announced preliminary earnings guidance for first quarter ended March 31, 2019. The board of directors of the company announces that based on a preliminary assessment, the net profit attributable to equity shareholders of the company will be approximately RMB 188 million in the first quarter of 2019, and net profit attributable to equity shareholders of the company after deducting non-recurring profit and loss will be approximately RMB 149 million in accordance with the PRC Accounting Standards for Business Enterprises. Basic earnings per share of RMB 0.002.