Core Insights - CATL held its first Super Technology Day on April 21, unveiling three new power battery products and one energy storage battery product, including the world's first mass-produced sodium-ion battery [1][4] Group 1: Product Launches - The sodium-ion battery is highlighted as the world's first large-scale production sodium-ion battery, with the 24V heavy truck energy storage battery set to begin mass production in June and the passenger car battery in December [2][4] - The second-generation supercharging battery features a 5-minute charging capability that provides a range of 520 kilometers, with a peak charging power of 1.3 megawatts [7][9] Group 2: Industry Context - Major players in the power battery sector, including CATL, BYD, and Huawei, are focusing on fast-charging technologies, indicating a competitive landscape in the electric vehicle market [3][6] - The sodium-ion battery technology is seen as a potential game-changer, reducing reliance on lithium resources and offering advantages such as cost-effectiveness, safety, and environmental friendliness [5] Group 3: Future Outlook - Industry experts predict that the sodium-ion battery sector is on the verge of a breakthrough, with several companies, including BYD and others, preparing for mass production of sodium-ion cells by 2026 [5] - The competition among leading companies in ultra-fast charging technology is shifting the focus from range competition to charging efficiency, which will be crucial for future success [10]