Chinese solar manufacturer LONGi Solar Technology Co., Ltd. ("LONGi Solar") held a press conference in Japan on February 28, 2018, at which the company announced that it had achieved a record 23.6% conversion efficiency with its monocrystalline passivated emitter rear contact (PERC) solar cells, as certified by China's National Center of Supervision and Inspection on Solar Photovoltaic Product Quality (CPVT). The solar cell manufacturer not only broke its own record, but continues to be the world's leading producer of monocrystalline PERC solar cells with the highest efficiency.

On January 18, 2018, LONGi Solar announced that, according to a test conducted by TUV-SUD, the independent third-party certification test organization, the company's 60-cell PERC module achieved a photoelectric conversion efficiency of 20.41%, a new world record for a monocrystalline PERC module.

Initial Tests of Bifacial Solar Power Plants Show Higher Yields for Bifacial Monocrystalline PERC Modules