Should your style has any neckline or centre entrance facings, these should be sewn in place before you attach the collar, as once the collar is ‘shut’ it will eventually enclose the seam allowance of the garment and facings for any tidy complete.b) H? s? công b? ?? ?i?u ki?n quan tr?c môi tr??ng lao ??ng theo h??ng d?n quy ??nh t?i M?u s? 02