LiBEST begins mass production of aviation batteries with Amprius

LiBEST has announced the start of mass production of silicon-anode, high-energy-density aviation batteries at its Daejeon production line in partnership with U.S.-based Amprius Technologies (announcement reported 2025-11-03; LiBEST blog post 2025-11-05).

• Main announcement: LiBEST will produce Amprius aviation batteries at its Daejeon headquarters production line, with mass production already begun as part of a Korea–U.S. manufacturing collaboration; the partnership intends to operate a global supply chain using the Korean production base.
• Background and details: The batteries combine high energy density, high power, and fast-charging characteristics and are designed for stable performance across varied flight environments; Amprius selected LiBEST as a core manufacturing partner citing LiBEST’s capabilities in high-spec battery understanding, process stabilization, and quality control, and the companies plan to expand cooperation into robots, lightweight mobility, and AI applications; Amprius is headquartered in Fremont, California, USA.