PURPOSE: To execute embroidery with high consistency to one part by two sewing machines by forming a moving frame to be freely movable between embroidery sewing machines, and also, providing a switching means operated by a program on each embroidery sewing machine.

CONSTITUTION: For instance, in the case embroidery is executed by an A sewing machine 5 and a B sewing machine 6, first of all, regular embroidery is executed by the A sewing machine 5. Subsequently, a moving frame 10 is moved by size W by a motor 90 by driving a driver 96 from a controller 11, an embroidery position is moved to a needle location position of the B sewing machine 6 and embroidery is executed by the B sewing machine 6. This control is executed by a control tape 105. That is, a G section is sewn by the A sewing machine 5. the A sewing machine 5 is stopped at S, and in an H section, the moving frame 10 is moved, and I section is sewn by the B sewing machine 6. Also, during this operation, needle bars 24 of the A and the B sewing machines 5, 6 are selected and stopped alternately, based on electronic control.