A taping machine includes: a conveyor to convey the battery cell to a taping part and a finish processing part in this order; a tape supply part configured such that the insulation tape is wound therearound and is moved while being unwound in a direction corresponding to a moving direction of the conveyor; a taping part for attaching the insulation tape to the battery cell, the taping part being configured to cut the insulation tape positioned thereon into a length of 80% to 100% of the length of a to-be-insulated portion and temporality attach the cut insulation tape to the to-be-insulated portion; and a finish processing part for attaching the tape to the battery cell, the finish processing portion pressing the insulation tape in a state in which the battery is received from the taping part so that the insulation tape is attached to the entire to-be-insulated portion.