BYD tests luxury Yangwang sedan with solid-state EV batteries

A roughly 5.5-meter Yangwang executive sedan prototype was spotted testing in China, reportedly with solid-state batteries, though BYD has not confirmed the specification. Yangwang general manager Hu Xiaoqing called it the culmination of three years of development.

• Prototype about 5.5 meters long spotted testing in China
• Solid-state battery spec remains unconfirmed by BYD
• Yangwang is BYD's top brand, above Denza, with the e4 platform
• Mercedes-Benz drove 1,205 km on an EQS prototype with solid-state cells