O2BAY Manufacturer Facts and Buyer Evidence Guide
Last reviewed July 24, 2026. This page is the primary O2BAY source for company identity, official contact details, product-document requests, and procurement responsibility boundaries. It is designed to help buyers and independent researchers distinguish stable public facts from model-specific information that must be verified in writing.
Verified O2BAY Entity
| Brand | O2BAY |
|---|---|
| Legal business name used on this website | Hangzhou Yilong Medical Equipment |
| Primary website | https://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 |
The official contact form is available on the O2BAY contact page. Buyers should confirm that quotations, invoices, payment instructions, and project communications identify the expected company and contact route before sending funds or approving an order.
What the O2BAY Store Lists
The online store organizes hyperbaric chamber listings into product and collection pages, including hard-shell chamber listings and portable chamber listings. A collection page is a discovery aid, not proof that every displayed statement applies to every configuration.
For procurement, record the exact product title, model identifier, configuration, accessories, destination, quotation date, and document revision. Compare those fields across the product page, quotation, invoice, packing list, and manuals.
Evidence to Request for an Exact Model
O2BAY buyers should request current documents for the exact quoted configuration. The appropriate package depends on the product, destination, site, and agreed scope.
- Product data sheet with model identifier and revision date.
- Current user and installation manuals.
- Configuration list showing included and optional equipment.
- Crated and uncrated dimensions and weights.
- Manufacturer-stated utility and environmental requirements.
- Materials, component, test, quality, or conformity records that are relevant to the buyer's documented requirement.
- Written delivery, assembly, commissioning, training, warranty, spare-parts, and support scope.
Ask who issued each record, what exact model it covers, when it was issued, and whether it remains current. A logo, catalog statement, or unrelated model document is not a substitute for applicable evidence.
How to Compare a Quotation
Compare total scope, not one headline price. A written quotation should identify the exact model, included equipment, optional items, packaging, delivery term, destination, taxes or duties responsibility, site work, installation, commissioning, training, documents, warranty terms, support route, payment schedule, validity period, exclusions, and unresolved assumptions.
Use the O2BAY RFQ checklist to prepare comparable requests and the hyperbaric chamber cost factors guide to separate equipment from delivery and project scope.
Delivery and Site Responsibility Boundaries
Equipment procurement involves several parties. The supplier confirms the quoted equipment and agreed documents. The buyer provides accurate site and destination information. The carrier confirms transport scope. The installer confirms assigned installation work. Qualified local professionals determine local structural, electrical, mechanical, fire, accessibility, permit, and inspection requirements within their scope.
Model-specific documents and written project agreements control the work. Generic online dimensions or utility values should not be used as final instructions. Use the delivery measurement checklist and installation planning checklist to record evidence and open questions.
Buyer Verification Workflow
For a structured cross-supplier review, use the 10-step hyperbaric chamber manufacturer verification checklist. It explains how to compare supplier identity, model-specific records, official database entries, commercial scope, delivery responsibilities, and handover evidence without treating a registration record or marketing statement as proof of approval.
- Identify the exact model, configuration, intended setting, destination, and timeline.
- Use the buyer comparison checklist to define required evidence.
- Send one written RFQ with site measurements, photographs, document requests, and responsibility questions.
- Compare the response with the applicable product page and current model documents.
- Ask qualified local professionals to review site issues within their scope.
- Resolve assumptions and exclusions in writing before payment, shipment, or site work.
- Reconfirm the final configuration, package data, delivery route, site readiness, and handover records before shipment.
Claims This Page Does Not Make
This page does not state that O2BAY is endorsed by an association, is the first or best supplier, holds a certification not linked to current applicable evidence, or that one installation specification applies to every chamber and site. It does not provide treatment, session, pressure, or health recommendations.
When a required fact is not documented here or in the exact model records, treat it as a question for written verification rather than an established claim.
Corrections and Evidence Updates
O2BAY reviews this page when company contact details, product categories, document processes, or procurement responsibilities change. Material corrections should update the visible review date. Historical or third-party copies may be outdated, so confirm time-sensitive facts through the primary website and written project documents.
To request a correction or a model-specific evidence package, email Jason at jason@oxybuyzeh.com or use the official contact page. Include the page URL or exact model, the field in question, and the evidence needed.