Siliconware Precision Industries (SPIL) has reported consolidated revenues of NT$7.46 billion (US$231 million) for May 2016, up 9.3% sequentially and 0.7% on year.

Market watchers expect SPIL to report a more than 10% sequential rise in second-quarter revenues.

SPIL generated consolidated revenues of NT$19.3 billion in the first quarter of 2016, down 7.1% sequentially and 7.2% on year. Gross margin slid to 20.6% in the first quarter from 26.2% in the prior quarter and 26.2% a year earlier. The company believes both results should have hit bottom for 2016.

SPIL expects higher capacity utilization rates in the second quarter, with flip-chip and wire-bonding packaging lines to run at nearly full capacity in May. The company has not given revenue and gross margin guidance for the quarter.

SPIL's cumulative 2016 revenues through May totaled NT$33.59 billion, down 4.5% on year.