I gather VMC was the North America bus company mentioned in this 2018 PR. I am wondering if EFL is still collaborating with the fast growing European manufacturer with multiple manufacturing plants worldwide.

https://electrovaya.com/press/electrovaya-signs-3-8-million-contract-with-sustainable-development-technology-canada-to-develop-safe-and-long-lasting-batteries-for-electric-buses-and-commercial-vehicles/