Mercedes-Benz, an automobile company, agreed to invest in ProLogium, a solid-state battery manufacturer. Financial terms were not disclosed. "We have been working with Mercedes-Benz on the testing of our EV battery cells since 2016 and are excited to strengthen and expand our partnership. We expect to work with Mercedes-Benz to demonstrate the effective application of our safe, high-performance solid-state battery cells to meet the Mercedes-Benz top quality standards. At ProLogium, we believe that innovative technology must be backed by the scalability of production. We look forward to ramping up our new plant by the end of 2022 and working with our customers toward successful mass production," Vincent Yang, ProLogium Founder and CEO.