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How Clothing Manufacturing Works: From Tech Pack to Bulk

How Clothing Manufacturing Works: From Tech Pack to Bulk

For a brand owner, "manufacturing" can feel like a black box: you send artwork and hope boxes arrive months later. In reality it is a defined sequence of stages, each with a sign-off. Knowing them helps you brief better, avoid costly mistakes and keep your launch on schedule. Here is how clothing manufacturing actually works.

The process in one line

Tech pack → fabric & development → sampling → PP approval → bulk production → QC → delivery. Each stage is confirmed before the next begins, so problems are caught early — not in your finished stock.

1. Tech pack and costing

It starts with a tech pack — the spec sheet describing garment type, measurements, fabric, colours, trims, labels and artwork. From this the factory quotes price, MOQ and lead time. A reference sample plus clear notes works too; the clearer the brief, the more accurate the quote.

2. Fabric sourcing and development

Fabric is selected and confirmed for fibre, weight (GSM), hand-feel and any certification needs. Trims — drawcords, zippers, labels — are sourced in parallel. This stage locks the materials your samples and bulk will be built from.

3. Sampling

3D / first sample

A quick first read on proportion and construction, often within days, before cutting real fabric.

Physical sample

Made in the actual fabric to confirm fit, drape, decoration and measurements.

PP sample

The pre-production sample — the final approved standard bulk must match.

Sign-off

You approve the PP sample; it becomes the contract between you and the factory.

4. Bulk production

With the PP sample approved, bulk runs: fabric cutting, sewing lines, decoration, measurements control and finishing. A good factory holds the line to the approved sample rather than letting quality drift over a large run.

5. QC and delivery

Before shipping, garments are inspected — commonly to an AQL standard — for measurements, stitching, decoration and finishing. Approved stock is packed and shipped by your chosen method (express, air or sea), often DDP so duties and delivery are handled for you.

Production options

Manufacturing FAQ

How long does clothing manufacturing take?

Sampling typically runs a couple of weeks depending on complexity; bulk is often 7–15 days after PP approval, depending on fabric, decoration and quantity.

What is a PP sample?

A pre-production sample made in final materials and methods. Once you approve it, it is the standard bulk production must match.

What is the difference between OEM and ODM?

OEM builds to your own design and tech pack; ODM adapts the factory's existing blocks to your brand. We support both, and a full-package service covering the whole process.

What is AQL in quality control?

AQL (Acceptable Quality Limit) is a sampling standard for inspecting a production batch. A tighter AQL means a stricter pre-shipment check.

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