But the maker declined to comment on individual clients.
Qisda said during its investors meeting that the overall e-book reader market would remain slow in third-quarter 2011 but Sipix's new e-paper products may start generating revenues in the fourth quarter. Sipix is slated to mass produce its next-generation e-paper with improved whiteness in the fourth quarter. Qisda and Sipix are members of the BenQ Group.
Demand from Barnes & Noble would boost Qisda's revenues and shipments of mobile devices, said the industry sources.
Qisda posted a net profit of NT$130 million (US$4.47 million) in second-quarter 2011, with an EPS of NT$0.07.