HUNTSVILLE, Ala. – Today in Huntsville, the first shovel of dirt was turned on what will become a jointly owned-and-operated automotive production plant that will have the capacity to build 300,000 vehicles a year, beginning in 2021. Mazda Toyota Manufacturing, U.S.A., Inc. (MTMUS) is expected to create 4,000 jobs, with a $1.6 billion investment split by the two companies.