This standard specifies the terms and definitions, product classification, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and quality commitment of computer-controlled button sewing machines for industrial sewing machines. The standard applies to computer-controlled button sewing machines (hereinafter referred to as "products") for sewing various needles with lock stitches, and sewing straight, cross, parallel and triangular buttons on cotton garments. Note: Other button styles can be used as a reference.