China's EV Charging Enters the 'Second-Level Era': 70% in 4 Minutes 22 Seconds

While most global markets still describe EV charging speeds in "minutes," China has quietly switched its unit of measurement to "seconds." The latest production vehicles and battery technologies are compressing the 10%–70% state-of-charge (SOC) replenishment time to under 4 minutes and 22 seconds — not lab data, but real-world, road-ready, deliverable performance.

Production Reality: The Second-Level Leap from Spec Sheets to Roads

Lynk & Co's newly launched 10-Series EV — under GEELY — has become the first mass-produced vehicle equipped with the "Golden Brick" battery, officially claiming a 10%–70% charge in just 4 minutes and 22 seconds. Close behind, multiple current-production models from BYD now feature the Blade 2.0 battery, achieving the same SOC range in under 5 minutes. Neither is a concept showcase — they're market-available configurations users can order today.

CATL, while not yet deployed on production vehicles, has unveiled a consumer-grade lightweight power battery that passed real-vehicle ultra-fast charging tests, reaching 10%–80% in just 3 minutes and 44 seconds; FAW Group has also announced a new battery capable of 10%–70% charging in 3 minutes and 41 seconds. Notably, all these figures are explicitly reported to the nearest second — marking a substantive shift in industry benchmarking standards.

Supporting Infrastructure: 1500 kW Ultra-Fast Charging Networks Rapidly Roll Out

Realizing ultra-fast charging requires robust infrastructure. BYD launched its 1500 kW liquid-cooled ultra-fast charger earlier this year and plans to deploy 20,000 units by year-end — thousands are already operational. GEELY and Dongfeng Group have likewise announced proprietary 1500 kW chargers and begun large-scale deployment.

In contrast, overseas progress lags significantly: mainstream U.S. ultra-fast chargers remain at 350 kW; even the newest Mercedes-AMG GT EV — relying on a 600 kW charger — takes roughly 11 minutes (10%–80%), failing to break the "minute threshold." Europe has seen gradual rollout of 400–600 kW chargers, but BYD's first batch of flash-charging stations has only landed in Europe so far, with no U.S. deployment plan announced.

The Significance of Seconds: Beyond Speed, Toward Behavioral Shift

Although home slow charging remains the daily norm for most owners, second-level fast charging delivers tangible value for users without home charging access, high-utilization commercial fleets, and urban public charging scenarios — higher power directly increases the number of vehicles served per charger per day, easing land-use pressure. More importantly, when charging time approaches the duration of "a cup of coffee," user psychology and behavior undergo fundamental change.

As industry observers note: once charging times drop into single-digit minutes, seconds truly become a meaningful unit of measurement. China's EV industry — through systemic coordination across batteries, vehicles, and charging hardware — is turning this inflection point into reality.