The invention discloses a foot-and-mouth disease A-typed inactivated vaccine, which comprises the following steps: setting the rate of A-typed foot-and-mouth disease antigen and antigen at 1: 1; growing virus; breeding; inactivating; detecting; dispensing; detecting the vaccine. The evenly immune effect of A-typed foot-and-mouth disease is 7. 27PD50/head to exceed the standard of international strategic emergency vaccine, which has widely applying prospect with little side effect, therefore reducing immune labor, material and financial ability.