Changing Kitchen Knife Factories: The Risks Nobody Budgets For
A lower unit price from a new factory is easy to see. The costs of getting there are not, and they arrive over the following twelve months. This article sets out the transition costs that a simple price comparison omits, so the decision can be made on the real number.
The costs that appear after the switch
| Cost | When it appears | Often overlooked because |
|---|---|---|
| New tooling | Immediately | Assumed to be transferable |
| Sampling rounds | Weeks 1–8 | Treated as free |
| Re-testing compliance | Weeks 2–8 | Assumed to carry over from the old factory |
| Packaging redesign and new plates | Weeks 4–12 | Assumed to match |
| Learning curve on yield | First 2–4 orders | Invisible until unit cost is recalculated |
| Drift on the second and third order | Months 2–6 | The first order gets extra attention |
| Higher unit price at lower volume per source | Immediately if volume is split | Compared against the old volume price |
| Management time | Throughout | Not costed |
| Risk of a failed transition | Any time in year one | Not a line item until it happens |
Why the first order is not representative
The first order from a new factory is produced with unusual attention. Management is watching, the buyer is inspecting, and there is an explicit incentive to get it right. The second and third orders are where the real capability shows, because they run at normal conditions and normal supervision.
This is why a switch evaluation that ends at the first accepted shipment has not evaluated anything. Plan to compare the first three shipments against the same measurements — see inspection methods for what to record so the comparison is possible.
Things that do not transfer
- Test reports. They are tied to a site, a process and usually a material batch. A new factory needs its own.
- Process knowledge. The old factory's accumulated knowledge about where your product's tolerances are difficult is not written down anywhere unless you wrote it down. See specification documentation.
- Yield and learning. A factory making the article for the first time will have more scrap and slower throughput, and unit cost reflects that until the curve flattens.
- Packaging supplier relationships. Where the old factory coordinated packaging, the new one starts over, often with a different carton supplier and different plates.
- Subcontractor arrangements. If the old factory used a specialist grinder whose work was part of the quality, a new factory may use a different one with a different standard.
The correlated risk that makes switching worthwhile anyway
Alongside the costs, there is a genuine risk on the other side: concentration. A single factory, in a single region, with a single mill supplying the steel, is a single point of failure for the whole programme. The case for a second source is not usually a better price — it is that the failure mode of having only one source is worse than the cost of having two.
That logic supports a qualified second source. It does not automatically support replacing a working source with a cheaper one. Those are different decisions — see dual sourcing.
The comparison that should be made
| Line | Old source | New source, year one |
|---|---|---|
| Unit price at your volume, per source | Baseline | Price at the split volume, not the quoted volume |
| Tooling, amortised over the expected programme life | Zero — already paid | Full new tooling allocated |
| Sampling and approval cost and time | Zero | One to three rounds plus review time |
| Compliance re-testing per market | Zero | Per market |
| Packaging redesign and plates | Zero | Full, unless dimensions and artwork match exactly |
| Yield and quality cost in the learning period | Zero | Real, hard to estimate, usually underestimated |
| Inspection and management overhead | Baseline | Higher during qualification |
| Risk-adjusted exposure | Concentration risk | Transition risk |
Most switches that look attractive on unit price alone still come out ahead on a two or three year view — the saving compounds, while the transition cost is one-off. What changes the answer is a small price difference, a short expected product life, or a specification the new factory cannot actually match. In those cases the switch costs more than it saves, and the honest conclusion is to keep the source and address the price directly.
Reducing the transition risk
- Run an overlap order so the old source stays live through the first new shipment.
- Qualify against a gold sample rather than a drawing.
- Re-test compliance at the new site before committing volume.
- Inspect the first three shipments with the same protocol.
- Settle tooling ownership at the start, not at the end.
- Write the notification list into the agreement so process changes are announced — see supply contract clauses.
FAQ
How much cheaper does a new factory have to be to justify a switch?
Enough to recover the transition cost within the expected life of the product. Work the numbers on the table above rather than on a rule of thumb; the tooling and testing lines alone often exceed a small percentage saving in the first year.
Can I move tooling to the new factory?
Only if you own it and it fits their equipment. Ownership is normally the deciding factor — see IP ownership.
What if the old factory is the problem?
That is a different case. Where quality or delivery has genuinely failed and the failures are not being addressed, the transition cost is the price of fixing a real problem rather than a speculative saving.
Should I tell the old factory I am evaluating alternatives?
Where the relationship is worth preserving, yes — it is usually more constructive to raise the specific issue and give them the chance to address it than to run a silent parallel process that they discover later.
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