Konfoong Materials International (SHE:300666) attributable profit jumped 114% to 539.7 million yuan in the first half from 252.6 million yuan in the year-ago period, according to a Tuesday filing with the Shenzhen Stock Exchange.
Earnings per share at the metal materials and sputtering targets maker for semiconductors increased to 1.98 yuan from 0.95 yuan in the prior-year period.
Operating revenue grew 31% year over year to 2.74 billion yuan from 2.09 billion yuan.
Company shares plunged 7% during afternoon trading on Tuesday.