LONGi’s 2021 annual report announced that the company – the world’s largest wafer, cell and module manufacturer – had “independently developed new high-efficiency cell technology, formed an independent cell technology route and made breakthroughs in key technical processes”, which is to begin production in Q3. Since that announcement, the technology involved still has yet to be named or described. LONGi is large enough to have a finger in every pie – before setting certain heterojunction records throughout 2021 it was doing similar for TOPcon – so it is not possible to guess at what the new technology is. Before its annual report, LONGi revealed a $1.55 billion, 20 GW monocrystalline wafer, 30 GW cell, and 5 GW module factory which…