Shenzhen SEICHI Technologies' (SHA:688627) net profit attributable to shareholders for the first half jumped 60% to 48.9 million yuan from 30.6 million yuan a year earlier, according to a Shanghai bourse filing on Wednesday.

Earnings per share climbed 58% year over year to 0.52 yuan from 0.33 yuan.

Operating revenue rose 81% to 803.7 million yuan from 443.6 million yuan in the previous year.

Meanwhile, the semiconductor company recorded total impairment provisions of 30.5 million yuan in the same period.

The impairment provisions included credit impairment losses of 23.3 million yuan and asset impairment losses of 7.2 million yuan.

The company's shares slumped 13% in recent trade.