MIE (HKG:1555) reported 148 million yuan in attributable loss for the half ended June 30, widening from a loss of 110.1 million yuan in the year-ago period, according to a Hong Kong bourse filing Wednesday.
Loss per share was 0.04 yuan, compared with a loss of 0.03 yuan per share in the prior year.
Revenue fell 21% year-on-year to 365.7 million yuan.
Shares of the oil and gas company fell nearly 5% in late-morning trade Thursday.