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Air Bar Diamond 4: Sample Order Workflow for Distributors
Published 2026 · VapeWholesaleHub trade desk
A disciplined sample workflow shortens the path from first interest to a Diamond 4 purchase order.
A range review that ignores sample order workflow will often produce a confident decision and a disappointing quarter on the Diamond 4.
Shops that receive a short briefing on sample order workflow convert noticeably better than shops that only receive stock.
Why sample order workflow matters on the Diamond 4
Request samples with the final specification, not an approximation.
The most common mistake is optimising for the first order instead of the fourth, which is where Diamond 4 economics actually settle.
Evaluate across at least two weeks of real use.
Reference specification
| Item | Value |
|---|---|
| Model | Diamond 4 |
| Brand | Air Bar |
| Category | Vape Devices |
| Battery | 800 mAh |
| Output range | 5-25 W |
| Capacity | 1.2 ml |
| Charging | USB-C 2A |
| Coil options | 1.0 / 1.2 ohm |
| Carton quantity | 200 units |
Record findings so the next buyer does not repeat the work.
Practical notes for buyers
Retail staff rarely ask about sample order workflow directly, but their questions almost always lead back to it.
Cash flow is the quiet constraint behind sample order workflow: the cheapest option is rarely the one that frees the most working capital.
Checklist
- Check carton quantities against the commercial invoice line by line.
- Request batch photographs and a packing list prior to shipment.
- Agree in advance who pays for return freight on a defect claim.
- Review the reorder point after one full selling cycle.
- Keep certificates current and filed against the exact model name.
- Verify that artwork matches the approved compliance template.
Commercial terms
Agreeing a defect handling procedure before the first shipment removes emotion from later conversations.
Lead times are a function of component availability as much as factory capacity, so buffers should reflect both.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (93 units) | Tier 1 | 30-45 days |
| Pallet (1141 units) | Tier 2 | 14-21 days |
| Container (11162 units) | Tier 3 | 14-21 days |
Frequently asked questions
How many Diamond 4 samples should we request?
Three to five units per shortlisted configuration is enough to judge consistency.
How quickly can a repeat order be produced?
For established configurations production typically runs two to four weeks, with transit on top depending on the chosen method.
What happens if a batch fails inspection?
The agreed procedure normally covers replacement of affected units or credit against the next order, documented before shipment.
Can several models be mixed in one shipment?
Yes, mixing models and flavours within a carton or pallet is common and usually helps first time buyers test demand.
Final word
Start with one change, measure it over a quarter, then decide whether it deserves to become policy.
Trade enquiry
Quotations, samples and artwork files are available on request. Please state model, quantity per SKU, destination and target delivery window.
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