Fast charging is viable, but experts say building the actual charging stations will be the tricky—and potentially very expensive—part.

Central to the Han L’s fast charging is its internal electrical infrastructure. It starts with the battery, which according to CarNewsChina citing regulatory documents, is an 83.2 kWh lithium-iron-phosphate (LFP) pack that operates at 945 volts. (In its marketing materials, the company appears to have rounded up and lists it at 1,000 volts).

China’s car giant BYD has announced an ultra-fast electric vehicle (EV) charging system that it says can charge EVs almost as quickly as it takes to fill a gasoline car. BYD, China's largest EV maker and Tesla rival,