Carrying a health wearable line is not the same business as carrying a phone accessory. The claims attached to the product become your claims the moment you put them in a catalogue, the app your customers install becomes your support queue, and the registration duty for your territory is very likely yours and not your supplier's. A distributor who evaluates a wearable supplier on price and feature list alone is evaluating the least consequential third of the decision.

This guide is written for distributors, regional importers and trade buyers deciding whether a health wearable line is one they can carry, support and defend. It is deliberately built as an instrument you can apply to any supplier — including the one that published it — rather than as a pitch. Where the guide describes good supplier behaviour, that behaviour is also the standard we expect to be held to.

LUROGEF testing and R&D laboratory facility in Shenzhen
Testing and development laboratory, Shenzhen — the facility the documentation in this guide relates to.

1. What You Are Actually Taking On

Before evaluating any supplier, be precise about the role you are accepting. As the distributor in a territory you typically take on four things at once:

  • The label identity. Your customers will associate the product with you. Whatever is printed on the box and the device is, in practice, your statement.
  • The listing obligation. Whatever your territory requires before a device can be sold is usually the duty of the entity placing it on that market — which is you.
  • The local claim responsibility. If your catalogue, your sales team or your retail partner repeats a claim, you are the one holding it up when it is questioned.
  • The after-sales service. Unit failures, app questions and returns land locally, whatever the supplier's intentions are.

That reframing changes what you are looking for. It is not "is the product good" but "can I support this line, document it and defend it for the lifetime of the listing". The brand-side launch sequence describes the same duties from the other side of the table, which is useful because it shows you what a serious brand partner will be asking for.

2. The Documentation Categories — and What Each One Proves

Every document in this category is real and useful, and every one of them is routinely over-read. The discipline is to ask of each document: what is the scope line, and what does it actually cover?

Document Category What It Proves What It Does Not Prove
Specification sheet What the device physically is: architecture, sensor set, power, connectivity, materials and stated use limits for that named model. Nothing about authorization, and nothing about measurement accuracy. A specification is a description, not a validation.
Declaration / conformity documentation for a named model That a defined assessment was performed on that model against the specific directives the document names — for example an EMC or radio-equipment assessment, or a hazardous-substance declaration. It is not a medical certification and not a market authorization. It does not entitle anyone to make a medical claim, and it does not cover a different model number.
Factory production licence / quality-management certificate That the manufacturing and quality environment has been assessed within a defined scope, covering stated product categories. Relevant to supplier due diligence. It is not an approval of your product. It does not authorize a claim, and it does not transfer any authorization to you as the distributor.
Label artwork control That printed label and packaging content is controlled against an approved version, so what ships matches what was agreed. It does not make the label content correct for your territory. Market-specific label requirements remain your responsibility to confirm.

The practical question to put to any supplier is therefore narrow and answerable: for this exact model number, in this exact market, which documents do you provide, and what is the scope line on each? A supplier who can answer it precisely is organised. A supplier who answers with a folder of PDFs is not.

Model-level detail is worth requesting before you commit: the specification pages for each device you intend to list are the baseline against which everything else is checked. For the three families a distributor would typically consider — blood-pressure watches, smart rings and CGM and connected monitoring — the documented model set is VC60, VC61, VP20 and VP21, the CARE2 ring, and the S10 system.

3. Claim Discipline: The Single Best Supplier Test

Every wearable supplier will tell you what its product does. Very few will tell you what it does not do. That asymmetry is the most reliable predictor of the trouble a line will cause you, because the claims you repeat in your catalogue and your sales conversations become your liabilities — not your supplier's.

Behaviour Supplier That Protects You Supplier That Exposes You
On medical capability States that the device does not diagnose a condition, does not guarantee measurement accuracy and does not deliver a treatment outcome. Implies screening, detection or clinical decision value, or lets the distributor infer it without correcting the inference.
On water resistance Limits the watch to short-term shallow immersion — no swimming and no hot water — and limits the ring to daily use, excluding swimming, hot springs and prolonged submersion. Publishes lifestyle imagery that suggests swimming or spa use, or leaves an unresolved contradiction between its own materials for the distributor to discover.
On glucose monitoring Explains the architecture precisely: a separate adhesive sensor acquires the reading and a watch or app displays synchronized data. Allows the watch to be marketed as a glucose-measuring device, or uses non-invasive sensing language the hardware does not support.
On certification Describes each document by its actual scope, and says plainly that no product is claimed to be certified or registered in any market. Presents a production licence or quality certificate as if it authorized the product, or lets a distributor repeat that reading.
On limits generally Volunteers the limitations before being asked, including the ones that cost it a sale. Answers limitation questions vaguely, or redirects to a brochure. Vagueness on a limit is information about the supplier.

Applied to the three families a distributor would consider, that test produces concrete answers. A blood-pressure watch measures through a pump and a dedicated airbag in the strap, and its water resistance does not extend to swimming or hot water. A smart ring's documented sensor set is PPG optical sensing, a 3-axis accelerometer and an independent temperature module — no ECG, no blood-pressure measurement and no glucose measurement on the ring. A continuous glucose monitoring system is a separate adhesive sensor plus a display layer, and the watch does not contain the sensing element.

4. After-Sales and Spares: Questions to Settle Before You List

Fault handling is the part of a distribution agreement that gets the least attention and causes the most friction. It is not enough to know that a supplier is "supportive" — you need to know what happens on a specific Tuesday when a customer's unit stops charging. Ask these questions and get the answers in writing:

  • Replacement and repair route. Does a failed unit get replaced, repaired or credited, and who decides which?
  • Parts availability across the programme's life. Components, straps, charging docks and accessories have their own availability curve, and a line that cannot be serviced in year three is a line with a retirement date.
  • Diagnosis and logging. What information do you need to capture before a failure can be assessed, and what does the supplier expect from you?
  • Local versus escalated handling. Which failures are you expected to resolve in-territory and which are escalated — and what is the handover between the two?
  • The returns process. Who pays for return shipping, what is the inspection process, and how is a disputed failure adjudicated?

Note carefully what is not being claimed here: no turnaround time, no service-level percentage and no parts-lifetime figure. Those are commitments that must come from a written agreement, not from a planning document — and any distributor should treat a verbal service promise as no promise at all. The correct output of this section is a settled, written service model, whichever supplier you end up choosing.

5. The App Support Boundary

A wearable is a hardware-plus-app product, and the app is where a distributor's support load concentrates: pairing failures, notification permissions, battery questions, account recovery, and every operating-system update that changes behaviour. Settle the boundary in writing before you list:

  • Who owns the app listing. Whose developer account publishes it, and under whose name it appears.
  • Who pushes updates, and how much notice you receive before a change that affects your customers.
  • Who answers end-user app support. First-line support is expensive; be explicit about where the line sits between you and the supplier.
  • Whether your brand appears in the app, and what that means for the customer relationship.
  • What happens to existing installs if the supplier relationship changes — the question that is nearly impossible to negotiate later.

Alongside these sit the data questions. Wireless device-to-app transfer, customer-app integration and a cloud health platform with third-party service integration are documented capabilities, and app, software and hardware customisation is confirmed. What has to be established rather than assumed includes software interface documentation, supported languages and app publishing ownership. If your territory's customers will ask whether the device integrates with anything else they use, that is a specific question with a specific answer — get it rather than assume it.

6. Market-Authorization Clarity for Your Territory

This is the question distributors most often assume the supplier has answered, when in fact nobody has. Approach it as a four-step process that produces a written allocation rather than a status:

  1. Identify the local classification route. For this specific device and this specific intended use, is it placed on your market as a general consumer electronic product, a wellness device or a regulated medical device? The classification drives everything else, and it depends on the claims being made — which is why step three of the brand-side guide comes before this one.
  2. Establish which party holds the market-facing registration or listing. Usually the entity placing the product on the market, which is normally you. Confirm it explicitly rather than assuming the supplier has handled it.
  3. Confirm the label identity that will appear on the product and the packaging in your territory, since that identity is what the authority and the customer will see.
  4. Obtain written confirmation of which documents the supplier will provide for your submission, for the exact model you will sell, with the scope line of each document visible.

Two statements belong next to this process, and they are the reason it is written as a process instead of a status. First, a production licence or a quality-management certificate is a factory and process document with a bounded scope — it is not a product authorization, and it does not transfer any authorization to you. Second, no product described on this site is claimed to be certified, registered or authorized in any market; territory-specific requirements must be confirmed with your own regulatory advisor. Any supplier that presents a market authorization as a general company attribute rather than a per-market, per-model fact is telling you something about how it will behave when a question gets difficult. The custom-development process behind these devices is described on our OEM & ODM page.

7. Warning Signs Worth Acting On

Symptom Underlying Problem What To Do
Documents exist but none of them names your model The paperwork is real but out of scope for the device you would actually sell. Scope lines are being read as titles. Request documentation for the exact model number. Treat an out-of-scope document as no document, and do not list until it is resolved.
The supplier will not name an unsupported claim Either the supplier does not know its own product's limits, or it prefers you to discover them after listing. Ask the four boundary questions directly — diagnosis, water use, glucose architecture, certification scope. An evasive answer is the finding.
Nobody can name the owner of the app There is no publishing or update owner, so your support desk inherits a problem it cannot fix. Require the four app decisions in writing, including what happens to existing installs if the relationship ends.
No stated spares route The line has no serviceable future. Accessories and wear parts have their own availability curve. Get parts availability and the replacement process in writing, or price the line with a known retirement date.
The market-authorization duty is nobody's Both parties assumed the other had accepted the listing duty for your territory. Allocate it in writing per market before ordering, and confirm the classification route for each territory you sell into.

8. The Evaluation Instrument

The table below is the whole guide compressed into a checklist. Each row is phrased as a question whose answer is obtainable in writing. It is designed to be applied to any supplier — and we expect to be assessed with it ourselves, which is why it contains the questions that are least comfortable to answer.

Evaluation Criterion Question To Put In Writing
Specification clarity Is there a specification sheet for the exact model, including its stated use limits?
Device-level documentation For this model and these directives, which documents exist, and what is the scope line on each?
Manufacturing scope What is the bounded scope of the production and quality documentation, and which product categories does it cover?
Claim discipline Will the supplier state, unprompted, the claims that are unavailable for this device — including diagnosis, accuracy, water use and glucose architecture?
Label and artwork control Who controls the printed label content, and how is a change versioned and approved?
App ownership and support Who publishes, updates and supports the app, and what happens to existing installs if the relationship ends?
After-sales and spares What is the replacement, repair, parts and returns route, and what is the local-versus-escalated split?
Market authorization For my territory, which party holds the listing, what is the classification route, and which documents will you provide?
Commercial terms Order quantity, price, tooling and setup, sample terms and lead time — as confirmed figures rather than estimates.

Nine criteria, nine written answers. A supplier that can produce all nine is one you can carry. A supplier that can produce six and is honest about the other three is still workable. A supplier that produces nine confident answers with no scope lines attached is the one to walk away from.

To see the same duties from the brand's side of the table, read the private-label launch guide. For the wider picture of how a programme is structured — including which family fits which use case and how responsibility is allocated — start at the requirements path for brand owners and distributors.