Shenzhen Envicool Technology's (SHE:002837) net profit attributable to shareholders in the first half fell 14% to 184.8 million yuan from 215.6 million yuan a year earlier, according to a Shenzhen bourse filing on Tuesday.
Earnings per share declined 12% year on year to 0.15 yuan from 0.17 yuan.
Operating revenue rose 17% to 3.02 billion yuan from 2.57 billion yuan in the previous year.
The Chinese temperature control systems manufacturer's shares jumped 10% during the afternoon trade.