A visitor learns about a vehicle product using an augmented reality (AR) device at the 2023 International Motor Show, officially known as the IAA MOBILITY 2023, in Munich, Germany, Sep 8, 2023. Photo:Xinhua

People look at Porsche cars during the 2023 International Motor Show, officially known as the IAA MOBILITY 2023, in Munich, Germany, Sep 8, 2023. Photo:Xinhua

People visit the Mercedes-Benz booth at the 2023 International Motor Show, officially known as the IAA MOBILITY 2023, in Munich, Germany, Sep 8, 2023. Photo:Xinhua

People leave the Mercedes-Benz booth at 2023 International Motor Show, officially known as the IAA MOBILITY 2023, in Munich, Germany, Sep 8, 2023. Photo:Xinhua

People visit the 2023 International Motor Show, officially known as the IAA MOBILITY 2023, in Munich, Germany, Sep 8, 2023. Photo:Xinhua