June 2011: Tesla / Umicore https://www.tesla.cn/en/blog/teslas-closed-loop-battery-recycling-program
June 22, 2019:
"In this latest presentation, Nano One has also presented Tesla and the Chinese group BYD as its project partners."
https://www.eqmagpro.com/battery-developer-nano-one-awarded-contract-from-carmaker/
January 6, 2020:
Dr. Stephen Campbell, Chief Technology Officer at Nano One is pleased to announce the issuance of Taiwanese patent number I672852 relating to lithium nickel manganese oxide (LNMO) cathode material, also known as high voltage spinel (HVS). In addition to the increased durability shown below, Nano One’s LNMO also eliminates cobalt from the battery, thereby addressing the ethical and supply chain issues related to artisanal cobalt mining in Africa for use in lithium-ion batteries.
August 2021:
https://www.umicore.com/en/newsroom/resource-cements-partnership-with-tesla/
My bet is Tesla has so far tested M2CAM / One-Pot via Burnaby & of course will receive Nano's pilot samples.