How long does it take to upgrade from an A3 to an A1 driver's license?

[DeJesse]

A3 driver's license requires at least five years to be upgraded to an A1 driver's license. The A1 driver's license can only be obtained through an upgrade. According to the "Regulations on the Application and Use of Motor Vehicle Driver's Licenses," drivers applying to upgrade to a large passenger vehicle license must meet two conditions: 1. Meet one of the following conditions: (1) Have held a city bus or medium-sized passenger vehicle license for more than five years; (2) Have held a large truck license for more than three years; (3) Have held a tractor license for more than two years. 2. No record of 12-point deductions: There must be no record of accumulating 12 points in the most recent five consecutive scoring cycles before applying.