The Dongfeng E70 electric sedans were announced as the world's first commercially available electric vehicles with a solid-state battery when they were delivered as part of a taxi fleet. Now the energy density of the E70's battery pack and its range on a charge have been outed, and they are pretty run-of-the-mill.
https://www.notebookcheck.net/The-first-electric-car-with-solid-state-battery-announced-has-pack-with-the-energy-density-of-a-regular-one.605009.0.html