https://www.energy-storage.news/world-first-grid-scale-sodium-ion-battery-project-in-china-enters-commercial-operation/ https://www.energy-storage.news/world-fi

https://www.energy-storage.news/world-first-grid-scale-sodium-ion-battery-project-in-china-enters-commercial-operation/ https://www.energy-storage.news/world-first-grid-scale-sodiu... Also in US https://www.peakenergy.com/news https://www.peakenergy.com/news