Language
Views: 293 Author: Welons Prefab Houses Publish Time: 2026-08-10 Origin: Site
Content Menu
● How We Selected Manufacturers
● Top 10 Soundproof Cabin Manufacturers in China
>> 2. Guangzhou Soundbox Acoustic Technology
>> 3. Guangzhou Mingli Intelligent Equipment / ibooth
>> 4. Zhongshan Eray Smart Furniture
>> 6. Xiamen Sunfine Architect & Construction
>> 7. Foshan Silence Technology
>> 8. Guangzhou Yinke Technology
● Soundproof Cabin Technical Checklist
>> Sound Absorption Is Not Sound Insulation
>> Technical Requirements for Your RFQ
>> Door Gaps and Ventilation Leakage
>> "Eco-Friendly" Without Evidence
>> Misunderstanding CE Documentation
>> Underestimating Logistics Costs
● FAQ
>> 1. How can I verify that a supplier's ISO certificate is still valid?
>> 2. Does one ISO 23351-1 report cover every Soundproof Cabin model?
>> 3. Can a Soundproof Cabin be completely silent?
>> 4. How can I prevent the mass-production order from differing from the approved sample?
>> 5. What logistics costs are most often missed?
China is an important global sourcing base for Soundproof Cabins, acoustic office pods, modular meeting rooms, phone booths, and prefab container cabins. Buyers can source products ranging from compact one-person privacy booths to multi-person meeting pods, outdoor soundproof workspaces, and container-based modular buildings.
In 2025, China exported approximately USD 4.34 billion in prefabricated buildings. Export growth continued in 2026, reflecting sustained overseas demand for factory-built, transportable, and rapidly deployable space solutions.
However, "Soundproof Cabin" is not a single product category. It may refer to:
- Office phone booths and private call pods
- Meeting pods and collaboration cabins
- Recording, livestreaming, and study booths
- Industrial noise-control enclosures
- Prefab container cabins for offices, dormitories, showrooms, warehouses, and site facilities
The right supplier depends on whether the project prioritizes speech privacy, structural durability, weather resistance, transport efficiency, or full project customization.
A reliable Soundproof Cabin supplier should be evaluated beyond product photos and quoted noise-reduction figures. This shortlist considers the following factors:
1. Product relevance — The supplier should manufacture acoustic cabins, office pods, prefab cabins, or related modular spaces rather than only reselling products.
2. Acoustic design capability — Suppliers should be able to explain wall construction, sealing details, glass configuration, ventilation silencers, and vibration control.
3. Verifiable testing — For office pods, buyers should prioritize ISO 23351-1 acoustic test data rather than unsupported "30 dB" or "35 dB soundproofing" claims.
4. Manufacturing control — This includes incoming-material inspection, assembly checks, electrical testing, packing inspection, and traceability.
5. Customization depth — Buyers should assess dimensions, colors, branding, power sockets, ventilation, furniture, packaging, and installation options.
6. Export readiness — Relevant documents may include ISO management certificates, CE or RoHS documentation where applicable, fire-performance reports, electrical component certificates, and acoustic test reports.
ISO 23351-1 provides a laboratory method for comparing how furniture enclosures and acoustic cabins reduce the speech level of a person speaking inside the product. It is particularly useful for evaluating speech privacy in office pods.
| Manufacturer | Location | Main Focus | Capacity / MOQ Reference | Documentation to Verify |
|---|---|---|---|---|
| Welons Prefab | China | Prefab container cabins, modular buildings, customized acoustic spaces | Up to 300 units/day across modular product lines; MOQ by project | Model-specific acoustic, material, and compliance documents |
| Guangzhou Soundbox Acoustic Technology | Guangzhou, Guangdong | Soundproof booths, acoustic doors, wall systems | MOQ by model | ISO management certificates and model-specific test reports |
| Guangzhou Mingli Intelligent Equipment / ibooth | Guangzhou, Guangdong | Office pods, phone booths, quiet workspaces | MOQ by configuration | CE, RoHS, EMC, ISO documents where applicable |
| Zhongshan Eray Smart Furniture | Zhongshan, Guangdong | Acoustic office pods and phone booths | MOQ by project | ISO 23351-1 report for the quoted model |
| Foshan Mingle Furniture | Foshan, Guangdong | Office pods and office-furniture integration | MOQ by model | Management-system and material reports |
| Xiamen Sunfine Architect & Construction | Xiamen, Fujian | Modular cabins, mobile offices, prefab structures | MOQ by project | Structural, electrical, and export documentation |
| Foshan Silence Technology | Foshan, Guangdong | Office pods, study pods, modular cabins | MOQ by model | Product-specific reports and certificates |
| Guangzhou Yinke Technology | Guangzhou, Guangdong | Office pods, phone booths, silent pods | MOQ by project | Electrical and acoustic documentation |
| Xiamen UMD Industrial | Xiamen, Fujian | Container houses, expandable cabins, soundproof booths | MOQ by project | Building-material and project-specific files |
| Goldman House | China | Customized soundproof cabins and prefab solutions | MOQ by project | Factory, project, and product documentation |
> Capacity, MOQ, and certifications can vary by product configuration, order quantity, and destination market. Confirm every item in writing during the quotation stage.
Welons Prefab is a Chinese manufacturer specializing in prefab container cabins, modular buildings, and customized space solutions. Its product range is suitable for offices, dormitories, dining halls, meeting rooms, warehouses, showrooms, industrial facilities, and other project-based applications.
Rather than focusing only on standard office phone booths, Welons Prefab is positioned for buyers who need Soundproof Cabin concepts integrated into a larger prefab or container-based building solution. This can include structural design, internal layout, insulation, windows, electrical systems, doors, furniture integration, branding, packing, and transport planning.
With manufacturing capacity of up to 300 units per day across its modular product range, Welons Prefab can support wholesale, OEM, and project-based customization. It is particularly relevant for small and medium-sized brands, regional distributors, contractors, and buyers who need responsive communication and deeper configuration support.
For projects involving soundproofing, buyers should define the intended use early: speech privacy, equipment noise control, outdoor workspaces, temporary offices, or accommodation units. The acoustic target, wall structure, ventilation design, electrical standard, loading method, and destination-country requirements should be included in the technical brief.
Guangzhou Soundbox Acoustic Technology focuses on acoustic solutions such as mobile silence booths, office pods, acoustic doors, and sound-absorbing systems. Its offering is relevant to office buyers, commercial interior contractors, and distributors sourcing privacy booths or acoustic workspace products.
The company's broader acoustic product range can be useful for projects that require both cabins and room-level acoustic treatment. Buyers should request complete reports for the exact product model, including acoustic performance, ventilation noise, electrical components, and fire-related material documentation.
Guangzhou Mingli Intelligent Equipment, operating through the ibooth brand, focuses on office pods, phone booths, private workspaces, and related acoustic products. Public product information lists CE, RoHS, EMC, ISO 9001, and ISO 14001 documentation for relevant products or operations.
This supplier category may be suitable for buyers looking for office-oriented cabins with integrated ventilation, lighting, power outlets, smart controls, and configurable interiors. Certification copies should be reviewed carefully to confirm their validity period, issuing body, factory address, scope, and connection to the quoted product.
Zhongshan Eray Smart Furniture supplies acoustic office pods and phone booths. Public product materials indicate that one office booth model was tested by SGS under ISO 23351-1:2020 and achieved an \(D_{S,A}\) value of 29.7 dB, classified as Class B.
This makes Eray relevant for buyers who want to compare speech-privacy performance using measurable data. However, a report for one model does not automatically apply to all other booth sizes, door designs, glass types, fan configurations, or wall assemblies. Request documentation for the exact model being purchased.
Foshan Mingle Furniture operates within the Foshan furniture supply chain and offers office pods along with other office furniture products. Its public information includes ISO 9001, ISO 14001, and other management or material-related documentation.
This can be a practical option for buyers who want to combine acoustic booths with desks, seating, soft furniture, or broader office furnishing packages. Buyers should distinguish between material certificates, factory management certifications, and whole-product acoustic test results, as they serve different purposes.
Xiamen Sunfine Architect & Construction supplies modular spaces, mobile offices, and prefab building products, including soundproof work-cabin concepts. Its public product information indicates customized service and references ISO and CE documentation.
This type of supplier is more relevant for larger cabins, project offices, temporary facilities, or products requiring flat-pack delivery and site assembly. For export projects, buyers should verify whether documents cover the full product, individual electrical components, or only selected materials.
Foshan Silence Technology offers office pods, study pods, soundproof booths, modular houses, capsule-style cabins, and expandable units. Its wide product scope may appeal to distributors who need both indoor acoustic products and compact prefab-space options.
The advantage of a broad product line is flexibility. The risk is that technical maturity can vary between product categories. Buyers should evaluate each model independently through drawings, bill of materials, test documents, production videos, and sample inspections.
Guangzhou Yinke Technology supplies office pods, office phone booths, soundproof pods, and silent pods. Public company information identifies it as a Guangdong-based office-pod supplier.
It may suit buyers seeking standardized office cabins with branding or color customization. Before selecting a supplier, confirm availability of replacement components such as fans, LED modules, power supplies, seals, control panels, and glass panels for overseas after-sales support.
Xiamen UMD Industrial offers container houses, expandable container homes, soundproof booths, folding units, mobile sanitation products, and related prefab building solutions.
This product direction is suitable for buyers combining acoustic privacy with temporary office, camp, hospitality, site-facility, or outdoor applications. Buyers should request written specifications for steel thickness, insulation density, waterproofing, floor moisture protection, wind resistance, lifting points, and installation requirements.
Goldman House presents itself as a Chinese supplier of customized Soundproof Cabins and prefab housing solutions. It can be included in RFQ comparisons for project-based cabins, customized acoustic spaces, or modular building concepts.
At the quotation stage, request the factory address, legal entity details, recent export references, original project photos, packing list samples, technical drawings, warranty terms, and shipping records where appropriate. Suppliers that cannot connect their claims to a specific product model or completed project should be assessed cautiously.
One of the most common purchasing mistakes is treating sound absorption and sound insulation as the same thing.
- Sound absorption reduces echo and reverberation inside the cabin. Typical materials include PET acoustic panels, polyester fiber panels, perforated boards, and acoustic insulation.
- Sound insulation reduces sound transmission through walls, glass, doors, floors, joints, and ventilation openings.
- Speech privacy measures the practical ability of a pod to reduce the intelligibility of conversations outside the unit.
For office pods, ISO 23351-1 is a more useful comparison basis than broad advertising statements about "noise reduction." The standard applies to furniture enclosures designed for one or more users and improved speech privacy.
| Item | What to Request |
|---|---|
| Acoustic performance | ISO 23351-1 report, DS,ADS,A value, laboratory name, test date, exact model |
| Wall construction | Layer-by-layer material list, thickness, density, joining method |
| Doors and seals | Frame seal, bottom seal, hinge adjustment, closing mechanism |
| Glass | Glass type, thickness, safety-glass details, laminated or double-glazed configuration |
| Ventilation | Airflow rate, fan noise, silencer design, maintenance access |
| Electrical system | Input voltage, sockets, USB ports, lighting, cable and component documentation |
| Fire and environmental files | Fire-performance report, VOC information, RoHS documentation where required |
| Transport data | Net weight, gross weight, packing dimensions, container loading quantity |
| Installation | Installation tools, assembly time, foundation needs, lifting and moving instructions |
| Spare parts | Fan, LED, power supply, seal, glass, control-panel replacement list |
A supplier may state "30 dB soundproofing" without identifying the test method, test frequency, laboratory, or tested model. This number may refer to a wall panel, a theoretical calculation, or a product configuration different from the quoted cabin.
How to avoid it: Request the complete test report, including the model name, product photos, tested configuration, test date, and laboratory details.
An important but frequently overlooked issue is that sound leakage often comes from the door perimeter, floor joints, glass edges, and ventilation ducts—not the main wall panel.
A cabin with thick acoustic insulation can still provide poor privacy if its door seal is weak or its airflow system has no effective silencing treatment. Review these details during sample approval and factory inspection.
"Eco-friendly material" is not a technical specification.
How to avoid it: Request material declarations, RoHS reports where relevant, VOC or formaldehyde-related documentation, and batch or material-model identification. Ensure that the submitted documents match the materials actually used in production.
CE documentation does not automatically prove that a full Soundproof Cabin meets all acoustic, structural, fire, electrical, and durability requirements in the destination market.
How to avoid it: Confirm whether the documentation applies to the full product, a fan, lighting, electrical controls, or another individual component. Review destination-market requirements separately.
Large cabins can appear cost-effective until packing and transport are calculated. A low unit price can be offset by inefficient container loading, oversized crates, destination handling charges, or difficult installation conditions.
How to avoid it: Ask for packed dimensions, gross weight, 20GP/40HQ loading quantity, container-loading plan, unloading equipment needs, and installation instructions before confirming the order.
1. Define the application — Clarify whether the cabin will be used as a phone booth, meeting room, recording space, equipment enclosure, temporary office, or outdoor prefab unit.
2. Prepare one standardized RFQ — Include dimensions, occupancy, destination country, electrical requirements, acoustic target, colors, quantity, and deadline.
3. Request a technical package — Obtain drawings, BOM, acoustic reports, certificates, installation manuals, packing data, spare-parts list, and warranty terms.
4. Conduct a factory review — Use a live video audit or on-site audit to inspect raw-material storage, production lines, assembly, testing, finished goods, and packaging.
5. Approve a controlled sample — Confirm wall layers, materials, glass, seals, fans, lighting, sockets, colors, branding, and packaging.
6. Inspect before shipment — Check dimensions, appearance, door operation, seals, lighting, ventilation, accessories, labels, and packing integrity.
7. Attach specifications to the contract — The signed agreement should include the approved specification sheet, inspection criteria, delivery date, spare parts, warranty, and change-control process.
China offers a broad manufacturing base for Soundproof Cabins, ranging from office acoustic pods to prefab container-based workspaces and project buildings. The strongest sourcing decisions are based on measurable acoustic performance, transparent material specifications, documented quality control, realistic capacity planning, and complete logistics preparation.
For buyers seeking customized Soundproof Cabins for offices, dormitories, meeting rooms, showrooms, warehouses, or industrial projects, Welons Prefab can provide a project-based solution covering structural configuration, OEM customization, packing guidance, and modular delivery planning.
Request the full certificate rather than a screenshot. Check the company's legal name, registered address, scope of certification, certificate number, issuing body, issue date, and expiry date. Then verify the certificate through the issuing certification body or its recognized accreditation database.
No. A report normally applies only to the tested configuration. Different sizes, door structures, glass panels, fans, wall materials, and ventilation layouts can produce different acoustic results. Request a report for the exact quoted model or a technically identical configuration.
A practical cabin should be designed for speech privacy, reduced speech intelligibility, lower internal reverberation, and controlled fan noise. "Completely silent" is generally not a realistic or useful contractual requirement. High-confidentiality environments may also need background sound masking, building-level partitions, access control, and information-security measures.
Create a signed Golden Sample record. It should specify material brands or models, insulation density, glass specification, seals, fan model, power module, color code, branding, and packing method. Use this document as the inspection baseline for mass production.
In addition to sea freight, calculate export packing, container loading, destination terminal charges, customs clearance, duties, inland transport, crane or forklift unloading, site handling, installation labor, and local storage for replacement parts. For large cabins, also verify building access, elevator dimensions, door openings, and floor-load limits.
- [ISO 23351-1:2020 — Acoustics: Measurement of speech level reduction of furniture ensembles and enclosures] [iso]
- [China Prefabricated Buildings Trade Data] [oec]
- [China's Modular Building Solutions Going Global] [en.people]
