FAP, June 14 / PRNewswire-FirstCall-Asianet /-- Longji Green Energy, a leading global photovoltaic company, announced on Intersolar Europe 2023 that it has been certified by ESTI, an European solar testing agency, that Longji Green Energy has achieved a 33.5% conversion efficiency of crystalline silicon-perovskite laminated cells on commercial grade suede CZ silicon wafers. It is reported that the international authoritative certification efficiency of laminated cells developed by Longji Green Energy exceeded 29.55% in 2022 and was selected into the "China highest efficiency Table of Solar cells" issued by the Photovoltaic Special Committee of the China Renewable Energy Society. it represents the highest efficiency level of this battery technology in China. According to the team that broke through the efficiency of laminated batteries, from December 31, 2022 to June 14, 2023, the team increased the efficiency from 29.55% to 33.5%, an increase of 3.95 percentage points in the past six months.