The invention relates to a waistcoat type work bag replacing an electric energy meter and a using method thereof and belongs to the technical field of special garment for replacing electric energy meters. The technical scheme is as follows: the upper portions of a work bag body I (12) and a work bag body II (13) are connected through a pinhole belt (3) for connection and fixation and a slide fastener (4) for connection and fixation; the side faces of the work bag body I (12) and the work bag body II (13) are connected through a work bag pressing spring hook I, a work bag fixing hanging ring I, a work bag fixing hanging ring II and a work bag pressing spring hook II; receiving bags (16) are arranged on the work bag body I (12) and the work bag body II (13), and electric energy meter hooks (1) are arranged in the receiving bags. The work bag provided by the invention has the positive effects that the conventional working process of assembling and disassembling the electric energy meter is improved, repeated pull-back on journey is reduced and avoided, and the work efficiency is improved; the waistcoat for replacing the meter is effectively combined with a matched tool bag, so that the work bag not only is convenient for workers to take and use, but also has the characteristics of being beautiful and efficient.