What does it mean to lock a tie professionally?
Professional knotting is a process. According to the relevant information, professional sewing refers to the process of reinforcing and sewing the opening or seal of clothing with sewing. During the operation, the double-stranded thread is used as the lining to sew the opening or seal back and forth, and then the lining is stitched vertically. When sewing, the sewing thread should sew the fabric under the lining at the same time.