PV CellTech 2017 is almost upon us, and the speaker agenda is finalized, including the elite of c-Si wafer and cell manufacturing. The event takes place in Penang, Malaysia, on 14-15 March 2017. In preparation for the event, PV Tech checked in with LONGi’s presenter at PV CellTech, Xie Tian, on what we could expect to hear from his opening talk on 14 March.