Taiwanese integrated circuits firm WPG Holdings has said it expects to post revenue growth of 8.3-12.9% sequentially in the second quarter of 2015, with fingerprint sensors helping to drive sales.WPG forecast that consolidated revenues for the second quarter of 2015 will reach between NT$117 billion (US$3.78 bn) and NT$122 billion. The company will be striving to reduce its inventory turnover days to less than 40 days in the second quarter, it said.WPG VP Scott Lin said new product lines including NFC chips for mobile phones and fingerprint sensors will buoy the company's sales performance in the second half of 2015.In April, Sweden's Fingerprint Cards (FPC) received an order for its touch fingerprint sensor FPC1025 from the distributor World Peace Industrial Group (WPI), part of WPG Holdings. Deliveries will commence during Q2 2015 although the major part of the shipments will take place during Q3 2015. The sensors will be used by smartphone manufacturers in China.”These orders show that our partners are increasingly going to use FPC1025 for deliveries to smartphone manufacturers in China,” said J├Ârgen Lantto, acting President and Chief Executive Officer of FPC.