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Air Bar Diamond Plus Quality Control Process Checklist 2026
Published 2026 · VapeWholesaleHub trade desk
Quality control is where a Diamond Plus order either protects or damages downstream relationships.
A range review that ignores quality control process will often produce a confident decision and a disappointing quarter on the Diamond Plus.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Diamond Plus.
Why quality control process matters on the Diamond Plus
Incoming inspection sampling catches most issues before they reach shops.
In practice the decision comes down to three numbers: unit cost, freight per unit and the realistic sell through rate for Diamond Plus.
Functional testing of a sample from each batch is standard practice.
Reference specification
| Item | Value |
|---|---|
| Model | Diamond Plus |
| Brand | Air Bar |
| Category | Local Supply |
| Battery | 1000 mAh |
| Output range | 5-25 W |
| Capacity | 2.0 ml |
| Charging | USB-C fast charge |
| Coil options | 0.8 / 1.2 ohm |
| Carton quantity | 120 units |
Documented defect rates make supplier conversations objective.
Practical notes for buyers
A written internal standard for quality control process makes onboarding new account managers far quicker and reduces avoidable errors.
Seasonality interacts with quality control process more than most forecasts allow for, so a rolling review beats an annual one.
Checklist
- Log sell through by account for the first eight weeks.
- Agree in advance who pays for return freight on a defect claim.
- Record the arrival condition with photographs on the day of delivery.
- Confirm the exact configuration in writing before the deposit is paid.
- Verify that artwork matches the approved compliance template.
- Check carton quantities against the commercial invoice line by line.
Commercial terms
Agreeing a defect handling procedure before the first shipment removes emotion from later conversations.
Freight terms should be named explicitly, because an unclear incoterm is the fastest way to lose a relationship.
| Volume tier | Indicative unit level | Lead time |
|---|---|---|
| Carton (86 units) | Tier 1 | 7-12 days |
| Pallet (1525 units) | Tier 2 | 30-45 days |
| Container (17835 units) | Tier 3 | 21-30 days |
Frequently asked questions
What defect rate is acceptable for Diamond Plus?
Industry practice works to a low single digit per thousand, with dead on arrival units replaced.
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.
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.
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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