A electrical connector includes an insulating body having a tongue plate, a plurality of upper conductive terminals having upper contact portions, and a plurality of lower conductive terminals having lower contact portions; the upper and lower conductive terminals are buried and molded in the insulating body, the upper contact portions and the lower contact portions are vertically aligned one by one and respectively exposed on an upper surface and a lower surface of the tongue plate; the upper conductive terminals vertically corresponding to the lower conductive terminals one by one so as to form a plurality of corresponding columns, and the upper and lower conductive terminals of at least one corresponding columns are fixedly connected with each other by riveting.