CATL — the Chinese battery maker behind a large share of the world's electric cars — used its Super Tech Day 2026 to roll out six battery innovations led by a 1,500 km EV pack, a third-generation Shenxing superfast-charging cell, and the production launch of its Naxtra sodium-ion platform.
Six headline announcements
The event in Ningde positioned CATL's lineup around three priorities: range, charge speed and cost. The flagship demonstration was an EV battery with a claimed 1,500 km of driving range — a number that would push electric cars firmly into long-haul gasoline territory. The third-generation Shenxing pack is rated to charge from 10% to 90% in 6 minutes 27 seconds, while the new Naxtra sodium-ion battery moves CATL's sodium platform from lab prototype to large-scale manufacturing.
Why sodium-ion matters now
Sodium-ion chemistry trades raw energy density for lower cost, abundance of feedstock and better cold-weather performance. Bringing Naxtra into series production is a hedge against lithium and nickel volatility, particularly for grid storage and price-sensitive EV segments.
A unified charging and swapping network
CATL also unveiled an integrated solution that ties home charging, public DC fast charging and battery swapping into a single network rather than competing systems. The pitch is operational: the same packs can be topped up, fast-charged or swapped depending on where the vehicle is.
Pressure on Western automakers
The announcements arrive as Western automakers race to lower BOM costs while keeping range parity with Chinese marques. They also sit alongside heavy BESS pipeline activity — see our coverage of EKU's 1 GWh Griffith BESS, Iberdrola's Kingswood approval, and the broader scale of global BESS fleet uptime. Combined, the trends underscore how quickly cell innovation translates into deployable grid and EV capacity.
Reporting based on coverage from EVTech.News, The Driven and CATL's Super Tech Day 2026 announcements.