LONGi Solar Europe

LONGi Solar is one of the world’s largest solar technology companies. Since 2021, LONGi has broken the photovoltaic (PV) cell conversion efficiency record 21 times in a row. In 2024 and 2025, the company achieved two cell efficiency world records, now at 34.85% for crystalline silicon-perovskite tandem solar cells, and 27.81% for crystalline silicon Heterojunction Back Contact (HBC) solar cells. In 2025, it launched the first commercialised HBC (Heterojunction Back Contact) module. For HPBC 2.0 it holds the module efficiency world record of 25.4%. LONGi has decided to focus on back-contact technology as the solar technology of the future. LONGi was also the first Chinese solar manufacturer to join the three distinguished climate initiatives RE100, EP100 and EV100. More info: https://eu.longi.com