RE:RE:toyota to pend 9 billion on battery plantsLev will manufacture batteries as bus, truck.. Still the battery investment (185M$) is marginal against market's value (2 B$) and does not explain by itself the meltdown.
https://ir.thelionelectric.com/English/news/news-details/2021/Lion-Electric-Announces-the-Construction-of-its-Battery-Manufacturing-Plant-and-Innovation-Center-in-Quebec/default.aspx