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Industry

Mercedes-Benz secures priority access to ProLogium fourth-generation all-solid-state battery cells

Mercedes-Benz has secured priority access to Taiwanese battery maker ProLogium’s latest fourth-generation all-solid-state battery cells and will begin verifying next-generation EV battery technology. The companies signed a joint test agreement and will evaluate whether the cells can be applied to vehicles. Mercedes-Benz plans comprehensive tests of electrical performance, thermal characteristics and safety. ProLogium is expanding production facilities in Taiwan and France and is pursuing a Nasdaq listing.

Industry

Factorial teams up with Japan\'s Mitsui Mining & Smelting to speed mass production of all-solid-state batteries

U.S. all-solid-state battery company Factorial Energy is partnering with Japan’s Mitsui Mining & Smelting to broaden commercialisation of sulfide-based all-solid-state batteries. The companies will combine Factorial’s Solstice platform with Mitsui’s sulfide solid electrolyte technology and push mass production. Factorial said it aims to strengthen materials supply for Solstice and lay the groundwork for global scale-up. It has also expanded orders and partnerships with automakers and other industries.

Mobility

BYD to launch first solid-state battery EV in 2027

BYD plans to launch its first electric vehicle equipped with a solid-state battery in 2027. Stella Li, the company’s executive vice president, said BYD is in a leading position in developing and preparing to commercialise the technology. The rollout in 2027 does not mean immediate mass production, as FinDreams aims for limited output in 2027 and expansion to mass production by 2030. BYD is also improving charging speed for existing batteries.