Yuanjie Semiconductor Technology's (SHA:688498) attributable profit surged 1,212%, or more than 13 times, to 607.1 million yuan in the first half from 46.3 million yuan in the year-ago period, according to a weekend filing with the Shanghai Stock Exchange.
Earnings per share at the laser chip maker for optical communications jumped to 4.85 yuan from 0.37 yuan in the prior-year period.
Operating revenue surged 351%, or 4.5 times, year over year to 925.2 million yuan from about 205 million yuan.
Yuanjie's shares fell 2% during morning trading on Monday.