Rongsheng Petrochemical (SHE:002493) predicted that its net profit attributable to owners in the first half will skyrocket by between 730% and 764% to a range of 5 billion yuan to 5.20 billion yuan, according to a Shenzhen bourse filing on Wednesday.
The attributable profit a year earlier was 602.1 million yuan.
Earnings per share will rise to between 0.52 yuan and 0.54 yuan from 0.06 yuan in the previous year.
The pharmaceutical company's shares fell 2% during the morning trade.