-- Zhejiang Huayou Cobalt's (SHA:603799) net profit attributable to shareholders in the first quarter jumped 99% to 2.50 billion yuan from 1.25 billion yuan a year earlier, according to a Shanghai bourse filing on Friday.
Earnings per share rose 89% year on year to 1.32 yuan from 0.70 yuan.
Operating revenue climbed 45% to 25.8 billion yuan from 17.8 billion yuan in the previous year.
The battery manufacturer's shares rose less than 3% in morning trade Friday.