A soleplate unit of electric iron with improved front structure, comprising: a shallow groove provided on the bottom surface of the front side of the soleplate unit, a sheet set in said shallow groove and the front of the sheet extending outwardly from the front side of the soleplate unit. A high rigid surface layer is provided on the surface of the sheet, or the sheet is made of high rigid material. The sheet is tongue in shape, and two front sides of the sheet extend outwardly from the front side of the soleplate unit. The soleplate unit can also be provided with a sheet that extends outwardly from the front of the soleplate unit. It is very convenient for users to iron the face fabric near the button and the slide fastener.