-- Xiamen Tungsten (SHA:600549) posted first-quarter attributable net profit of 1.11 billion yuan, up 189% from 382.8 million yuan the previous year.
Earnings per share rose to 0.6972 yuan from 0.2411 yuan, according to a Friday filing with the Shanghai bourse.
Operating revenue climbed 87% year over year to 15.7 billion yuan from 8.42 billion yuan.
Shares of the tungsten carbide manufacturer were down 3% in recent trade.