In June 2021, LONGi announced that it has achieved a conversion efficiency of 25.21% on an N-type TOPCon solar panel with an area of 242.97 cm², which is certified by
In June 2021, LONGi announced that it has achieved a conversion efficiency of 25.21% on an N-type TOPCon solar panel with an area of 242.97 cm², which is certified by