Nio’s Solid-state Battery Arrival in 2022 “Unlikely”: Experts

Chinese electric car maker Nio unveiled a new sedan model, the ET7, and plans for a new battery pack at its annual “Nio Day” over the weekend. (Source: Electrek/Nio)

Nio’s unveiling of its first luxury electric sedan, the ET7, along with an announcement of a groundbreaking solid-state battery that could be released as soon as next year ignited much inter…