-- Jereh Oilfield Services Group's (SHE:002353) net profit attributable to shareholders in the first quarter climbed 26% year on year to 588.3 million yuan, or 0.58 yuan per share, according to a Shenzhen bourse filing on Friday.
The attributable profit a year earlier was 465.7 million yuan, or 0.46 yuan per share.
Operating revenue rose 22% to 3.29 billion yuan from 2.69 billion yuan in the previous year.
The oil and gas company's shares jumped 4% during the morning trade.