 ElectraMeccanica NASDAQ:SOLO Vehicles Corp has said its revenue for the full year ended December 31, 2021, jumped by 270 after the company began first deliveries of its flagship electric vehicle EV SOLO in October last year. Revenues rose to US2.1 million in 2021, up from US569,000 in 2020, with the fourth quarter accounting for US1.5 million of sales, the company said in its earnings release. 