RE:Here's PROOF Raymond uses other Lithium Forklift BatteriesYes, but note that your article is from 2018. Raymond and Electrovaya strategic agreement is December 2020.
The good news for all of us is Flux has the same positive outlook as Electrovaya. According to Flux, Lithium has reached only 1% penetration in $2.5 billion addressable market.
https://www.fluxpower.com/hubfs/investors/Flux-Power-Company-Presentation-May-2020.pdf