Tags Vingroup’s VinES Energy Solutions Joint Stock Company VinES works with Cavico to guarantee nickel supply for EV battery production Saturday, Dec 17, 2022 Vingroup’s VinES Energy Solutions Joint Stock Company and Cavico Lao Mining Company (a member of Cavico Vietnam) early this week signed a memorandum of understanding (MoU) on the supply of Nickel raw materials for the production lithium battery.