Guangzhou Greater Bay Technology Co., Ltd. is the first private holding mixed ownership high-tech enterprise incubated internally by GAC Group, focusing on the R&D, production, sales and service of XFC extreme fast charging power battery and new generation breakthrough power accumulators and their system. Greater Bay XFC (eXtreme Fast Charging) battery has set a world record of "fastest charging technology for electric vehicles" in GAC AION model, with 0-80% charging in only 7.5 minutes. Greater Bay XFC battery has been installed in GAC AION model in September 2021, realizing the first mass production in the world.