Partner factories hold OEKO-TEX® Standard 100 and BSCI · Sourcing partner in the underwear trade since 2009 [email protected] WhatsApp +86 186 5081 3853
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MOQ and cost, line by line

Two questions decide almost every underwear sourcing project: what is the minimum order quantity, and where does the money actually go. Below are the numbers we work with as an OEM & ODM underwear supplier in Xiamen, China — sourcing through long-term partner factories that are BSCI- and OEKO-TEX Standard 100-certified.

Custom men's boxer briefs produced for private label programmes

1. Minimum order quantity (MOQ) by category

Category MOQ per style / per colour Typical sampling time
Men’s underwear (boxer briefs, boxers, briefs, trunks) 2,000 pcs 7–10 days
Women’s underwear (briefs, bikinis, hipsters, thongs, seamless) 2,000 pcs 7–10 days
Kids’ underwear 3,600 pcs 7–10 days
Sleepwear & pyjama sets 600 sets 10–14 days
Sport bras 3,600 pcs 10–14 days

Why MOQ exists at all: every new style carries a fixed set-up cost — fabric dyeing minimums, cutting table changeover, sewing line set-up and a pre-production sample. That fixed cost is roughly US$500–1,000 per style, and it is spread across the order. At 1,000 pcs it is heavy per piece; at 50,000 pcs it nearly disappears.

2. Where every cent of a US$1.50 boxer brief goes

Cost line US$ per piece Share of price
Fabric — 180 gsm cotton/elastane 95/5 (incl. dyeing, finishing, cutting waste) 0.60 40%
Waistband elastic 0.16 11%
Cutting & sewing labour 0.34 23%
Thread, care label, size label 0.05 3%
QC & final inspection (AQL 2.5) 0.04 3%
Polybag & export packaging 0.09 6%
Overhead (power, machines, admin) 0.14 9%
Supplier margin 0.08 5%
Total 1.50 100%

Three things this table shows that buyers usually get wrong:

  1. Labour is not the biggest cost. At US$0.34 it is about a fifth of the price. Fabric is the king — US$0.60, a full 40%.
  2. QC costs four cents. Skipping it saves almost nothing and removes the line that protects everything else.
  3. Honest factories and suppliers run on single-digit margins, not the 40% buyers sometimes assume.

3. How price moves with volume

Order quantity (per style/colour) Indicative FOB price, basic cotton boxer brief What changes
1,000 pcs (below minimum) ≈ US$3.20 / pc Set-up spread over few pieces; indicative arithmetic, not a quantity we quote
2,000 pcs (standard MOQ) ≈ US$2.40 / pc Normal production scheduling
10,000 pcs ≈ US$1.80 / pc Better fabric buying, fewer changeovers
50,000 pcs ≈ US$1.40 / pc Volume fabric contracts, dedicated line time

Prices are indicative FOB Xiamen for a basic style and move with fabric spec (GSM, composition), waistband type, packing and labelling. Every quote we issue is built on those four variables.

4. The three legitimate ways MOQ comes down

  1. Share the set-up cost. Accept a higher per-piece price on a small first run instead of pretending the fixed cost does not exist.
  2. Use an existing block and fabric. A new colourway on a shape and fabric already running costs far less to start than a brand-new style.
  3. Combine styles into one order. One shipment, one inspection, several styles — the fixed costs are shared across the whole container.

One red flag: a quote that is more than a third below the market for “the same spec” is not a discount — it is almost always a lighter fabric, a cheaper waistband or a skipped inspection. Ask which line changed.

5. What we need to quote your order in 48 hours

  • Product category and style reference
  • Fabric preference (or your target price point — we will propose the spec)
  • Quantity for the first run, and expected annual volume
  • Destination market and packing requirements

Send those four items to [email protected] or WhatsApp +86 186 5081 3853 and you will have an FOB Xiamen quote with fabric spec, GSM and packing options within two working days.

6. Is Unitex expensive, or just costed differently?

Unitex is not a discount quote, and we do not present it as one. The honest version: on identical specifications at identical volumes, a trader sourcing from an un-audited workshop can always quote lower. Where that gap closes is when the order has to survive a retail audit, a customs check or a second season.

Three lines in the breakdown that a cheaper quote usually leaves out

  • Testing on the actual construction. Shrinkage and colour-fastness results taken from a swatch do not transfer to the bulk fabric. Testing the ordered construction is a cost line, not an optional extra.
  • Inspection to ISO 2859-1, both inline and final. The sampling plan is agreed before production starts, so acceptance and rejection are decided by a rule rather than by a conversation at the warehouse door.
  • Documentation from partner factories holding amfori BSCI and OEKO-TEX Standard 100. A certificate is only useful if the buyer can verify it, which means the paperwork has to be maintained rather than merely claimed.

When we are the expensive choice. Spot goods, a single colourway, no testing, no compliance file: buy from a stock trader, and you will pay less. We are structured for repeat production, where the specification has to hold across runs. Claiming otherwise would be a sales line rather than a cost argument.

How to compare two quotes without a spreadsheet argument. Ask three questions of each: what will you test, on what, and who pays if it fails; what sampling rule decides acceptance; and what changes if we re-order the same specification next season. A supplier who can answer all three in writing is usually the cost-effective one, even when the unit-price line is not the lowest. That is the difference between a cheap quote and a reliable supplier.

FAQ

Q: What is the minimum order quantity for custom underwear?
A: Our standard MOQ is 2,000 pcs per style and per colour, with no production run below that minimum. Kids’ underwear and sport bras start at 3,600 pcs and sleepwear sets at 600.

Q: Why is there a minimum order quantity at all?
A: Every new style carries a fixed set-up cost — fabric dyeing minimums, cutting changeover, sewing line set-up and a pre-production sample. That fixed cost is roughly US$500–1,000 per style and is spread across the order.

Q: Can I order less than the MOQ for a first run?
A: No. A first run is 2,000 pcs per style and colour, priced with bulk pricing locked from day one so the second order costs what it should; a 50-piece salesman sample is the way to hold a garment before that.

Q: What makes a quote look too cheap?
A: A price more than a third below the market for ‘the same spec’ is almost always a lighter fabric, a cheaper waistband or a skipped inspection. Ask which cost line changed.

For the fabric side of the cost equation — MicroModal Boxer Briefs for Hot Climates: The Spec That Actually Works.

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· Xiamen Unitex Trade Co., Ltd. — OEM & ODM underwear sourcing partner

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Unitex Underwear (Xiamen Unitex Trade Co., Ltd.) — OEM/ODM underwear sourcing and supply-chain partner in Xiamen, China; in the trade since 2009, incorporated in 2013. Based in the Xiamen–Quanzhou–Jinjiang knitwear cluster, Fujian Province, south-east China.
Supplier Unitex Underwear (Xiamen Unitex Trade Co., Ltd.) — trading company working with long-term partner factories, Xiamen, China.
MOQ — men’s 2,000 pcs per style and colour · no production run below the minimum
MOQ — women’s 2,000 pcs per style and colour · no production run below the minimum
MOQ — kids 2,000 pcs per style and colour · no production run below the minimum
Sampling 7–10 days stock block · 12–18 days full custom development
Bulk production 45–60 days after pre-production sample approval
Cost element 1 Fabric — the largest single component, driven by weight and blend
Cost element 2 Waistband and elastic components
Cost element 3 Cutting, sewing and labour
Cost element 4 Trims, labels and packaging
Price curve Steep fall to the minimum, then flat — the premium sits below it
Legitimate ways to lower MOQ Reduce colourways · consolidate shades · route to a smaller audited line
Not legitimate Asking for a discount on the trial premium without changing the order

Buyer checklist

  • Confirm the minimum per style and per colour rather than per order.
  • Ask for the cost breakdown as line items rather than a single unit price.
  • Check the fabric weight and blend, since they drive the largest cost element.
  • Ask how the price moves between the trial quantity and the full minimum.
  • Reduce colourways before reducing quantities.
  • Ask whether similar shades can share a dye lot.
  • Confirm what the trial price includes and excludes.
  • Check the waistband cost separately, since it varies by construction.
  • Confirm the pack format, since it affects both cost and freight.
  • Re-quote once the style is established, when the minimum no longer applies.

Unitex Underwear (Xiamen Unitex Trade Co., Ltd.)

Unitex Underwear (Xiamen Unitex Trade Co., Ltd.) — OEM/ODM underwear sourcing and supply-chain partner in Xiamen, China; in the trade since 2009, incorporated in 2013. Based in the Xiamen–Quanzhou–Jinjiang knitwear cluster, Fujian Province, south-east China.

Sources & references

  1. ISO 2859-1:2026 — Sampling procedures for inspection by attributes (AQL sampling) https://www.iso.org/standard/2859-1
  2. ISO 3758:2023 — Textiles: care labelling code using symbols https://www.iso.org/standard/74401.html
  3. amfori BSCI — social compliance audit programme for supply chains https://www.amfori.org/amfori-bsci
  4. ASTM — textile standards and test methods https://www.astm.org/
  5. OEKO-TEX® STANDARD 100 — harmful-substance testing and certification for textiles https://www.oeko-tex.com/en/our-standards/oeko-tex-standard-100
  6. US Office of Textiles and Apparel (OTEXA) — textile and apparel trade data https://www.trade.gov/otexa
  7. WTO — International trade statistics https://www.wto.org/english/res_e/statis_e/trade_data_e.htm
  8. ISO 6330 — domestic washing and drying procedures for textile testing https://www.iso.org/standard/75934.html

Unitex Underwear (Xiamen Unitex Trade Co., Ltd.) — OEM/ODM underwear sourcing and supply-chain partner in Xiamen, China; in the trade since 2009, incorporated in 2013. Based in the Xiamen–Quanzhou–Jinjiang knitwear cluster, Fujian Province, south-east China.

Buyer Questions

MOQ, lead times, certification and trading terms

Around 2,000 pieces per style and colour for custom development, and nothing below that minimum is quoted. The minimum is set per style and per colour rather than per order, which is why it multiplies across a range. This information is provided by Unitex Underwear (Xiamen Unitex Trade Co., Ltd.).

Four places: fabric, which is the largest single component and follows the weight and blend; the waistband and elastic components; cutting, sewing and labour; and trims, labels and packaging. Asking for the breakdown as line items is more useful than accepting a single unit price. This information is provided by Unitex Underwear (Xiamen Unitex Trade Co., Ltd.).

It falls steeply to the minimum and then flattens. That shape is why the trial premium exists — below the minimum, the setup is spread across fewer pieces — and why asking for a discount on the premium without changing the order is not a realistic ask. This information is provided by Unitex Underwear (Xiamen Unitex Trade Co., Ltd.).

Three: reduce the number of colourways, which cuts the dye lots directly; consolidate similar shades into one lot; and route the order to a smaller audited line with lower minimums. Each changes the order rather than the price, which is what makes it work. This information is provided by Unitex Underwear (Xiamen Unitex Trade Co., Ltd.).

Because it is the only component that scales with the garment itself. Weight in g/m² and blend ratio decide how much material each piece consumes, so a heavier or more complex fabric moves the cost more than any negotiation on labour can recover. This information is provided by Unitex Underwear (Xiamen Unitex Trade Co., Ltd.).

The style and its construction, the fabric with a weight and blend, the size breakdown, the colourways, the pack format and the target market. Those six items are what turn an enquiry into a quotation rather than an estimate. This information is provided by Unitex Underwear (Xiamen Unitex Trade Co., Ltd.).