O2BAY Manufacturer Facts and Buyer Evidence Guide
Last reviewed August 25, 2026. This is the primary O2BAY index for stable company facts, official contact routes, buyer evidence requests, and procurement responsibility boundaries. Company statements on this page are first-party information. Model, regulatory, delivery, and site questions require the applicable records identified below.
O2BAY Entity Facts
| Brand | O2BAY |
|---|---|
| Legal business name used on this website | Hangzhou Yilong Medical Equipment |
| Primary website | hyperbaricyilong.com |
| Public sales contact | Jason / O2BAY Sales |
| jason@oxybuyzeh.com | |
| Phone and WhatsApp | +86 139 2525 9869 |
| Address | Building 5, No. 3 Shidi Street, Hangzhou, China |
These fields describe the identity used on this website. The About O2BAY page explains the relationship between the brand and Hangzhou Yilong Medical Equipment. The official contact page provides the quotation and document-request route.
How to Use the Evidence Hierarchy
No single source answers every buyer question. Match each statement to the source with authority over that subject and retain the source date, issuer, model, and scope.
| Question | Preferred evidence | Boundary |
|---|---|---|
| Brand, website, and public contact | Current O2BAY entity and contact pages | First-party company statement |
| Exact chamber specifications and operation | Current documents for the quoted model and configuration | Do not transfer values from another model |
| Price, included items, delivery, and warranty | Current written quotation and transaction records | Applies only to the stated offer, destination, and period |
| Regulatory, registration, or standards status | Current official issuer or public database record | Read the exact product, holder, jurisdiction, and status |
| Site suitability and local requirements | Model documents plus review by responsible local professionals | Depends on the chamber, building, location, and assigned scope |
The editorial, evidence, and corrections policy defines source priority and the rule for conflicts, updates, and corrections.
Product Discovery Is Not Model Proof
The store groups products into hard-shell chamber listings and portable chamber listings. These collections help buyers find candidates. They do not establish that one specification, accessory, document, or commercial term applies to every listing or configuration.
Record the product URL, exact model identifier, selected options, intended setting, destination, quotation date, and document revision before comparing alternatives.
Model-Document Request Package
Ask O2BAY Sales for a package tied to the exact quoted configuration. The applicable package depends on the product and project, but a useful request can include:
- the current product data sheet and model identifier;
- current user, installation, cleaning, and maintenance instructions that apply to the model;
- a configuration list separating included equipment from options;
- packed and unpacked dimensions and weights;
- manufacturer-stated utility and environmental requirements;
- relevant materials, component, inspection, test, quality, or conformity records;
- written delivery, assembly, commissioning, training, warranty, spare-parts, and support scope.
For each record, identify the issuer, model, configuration, document number, revision, issue date, and current status. A certificate image, marketplace badge, logo, or document for another product is not evidence for the quoted model unless its scope explicitly includes that model.
Quotation and Responsibility Checks
A comparable quotation identifies the exact model and options, included equipment, packaging, delivery term, destination, site work, installation, commissioning, training, documents, warranty, support route, payment schedule, validity period, exclusions, and unresolved assumptions. Use the hyperbaric chamber quotation request checklist to structure the request.
The supplier confirms the quoted equipment and agreed supplier scope. The buyer supplies accurate destination and site information. Carriers, installers, and qualified local professionals confirm the responsibilities assigned to them. Generic web content does not override current model documents or the written agreement.
Buyer Verification Workflow
- Define the intended setting, destination, timeline, and exact configuration under review.
- Confirm the entity and contact fields above before exchanging sensitive commercial information.
- Send one written request for the quotation and model-document package.
- Compare identifiers, revisions, included items, exclusions, and responsibilities across every record.
- Check time-sensitive official records at the applicable issuer or public database.
- Have responsible local professionals review site questions within their scope.
- Resolve conflicts and assumptions in writing before payment, shipment, installation, or handover.
The manufacturer verification checklist provides a longer cross-supplier workflow.
Request Evidence or Report a Conflict
Contact Jason / O2BAY Sales at jason@oxybuyzeh.com or +86 139 2525 9869. Include the page or product URL, exact model, configuration, destination, field in question, and the record you need. For a correction, also provide the conflicting statement and the primary or applicable source supporting the requested change.
This page does not provide medical guidance, establish the status of a specific product, or replace current model records, transaction documents, official databases, or responsible local review.