- Identification and Tracking: It helps to identify the right garment component according to color, size, and shade when a sewing operator stitches.
- Avoid Shade Variation: Sewing operator stitch components from different parts or pannets. Numbering and bundling help to reduce shade variation.
- Transformation: In a progressive bundle system, ech sewing operator receives a bundle with a number which helps easy transportation. After sewing an operator reties the bundle.
- Avoid Mixture of fabric components: When fabric panels load in the sewing line, different bundles open and move on by machine. The layer number helps the avoid mixture of different fabric sizes.

You may also like to read:
- What is Fabric Cutting in Garments Industry
- Top Sewing Machine for Beginners
- Sewing Machines with Overlocker | My Personal Review
- 32 Parts of Sewing Machine and their Functions