Views: 228 Author: Miluo Smart Home Publish Time: 2026-10-19 Origin: Site
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● China's Position in Oval Bathtub Manufacturing
● How These Oval Bathtub Manufacturers Were Selected
● Comparison Table: Capacity, MOQ, and Certification Evidence
● The Top 10 Oval Bathtub Manufacturers in China
>> 1. Jiaxing Miluo Smart Home Co., Ltd.
>> 2. T&W Sanitary Ware Co., Ltd.
>> 3. Bella Stone Company Limited
>> 4. Foshan KORRA Bath Ware Technology Co., Ltd.
>> 5. Ningbo Waltmal Sanitary Ware Co., Ltd.
>> 6. Zhejiang Mesa Sanitary Co., Ltd.
>> 8. OMSA — Zhejiang Wengdaohaisui Sanitary Ware Technology Co., Ltd.
>> 9. SSWW — Foshan Royalking Sanitary Ware
>> 10. APPOLLO (China) Co., Ltd.
● Technical Buying Guide: What Determines Oval Bathtub Quality?
>> Specify the Material Construction, Not Just Its Marketing Name
>> Check Compliance at Product Level
>> Evaluate the Interior, Not Only the Oval Outline
● An Overlooked Sourcing Trap: The Approved Shape Is Not the Approved System
● How to Verify the Factory and Manage Samples
>> Confirm the Contracting and Manufacturing Entities
>> Use a Staged Sample Process
>> Assess Logistics Before Finalizing the Unit Price
● Conclusion: Match the Supplier to the Purchasing Program
● Five Difficult Procurement Questions
>> 1. How Can I Check Whether a Factory's ISO Certificate Has Expired?
>> 2. Does a Supplier's cUPC Certificate Cover My Private-Label Oval Bathtub?
>> 3. How Can I Detect Material Substitution After Approving a Sample?
>> 4. Who Should Own a Custom Oval Bathtub Mold?
>> 5. What Should Happen If the Sample Passes but the First Shipment Fails?
Choosing an oval bathtub manufacturer is not simply a matter of comparing shapes, finishes, and factory prices. For overseas brands, wholesalers, and bathroom manufacturers, the more important question is whether a supplier can reproduce an approved design consistently, document the product's compliance, and deliver saleable units without creating installation or warranty problems.
China offers several distinct sourcing options: integrated bathroom manufacturers, acrylic bathtub specialists, and solid surface factories that develop customized collections. The companies below represent these different manufacturing approaches rather than a single, universally applicable ranking.
The central purchasing principle is verification: evaluate the factory, the exact bathtub model, and the proposed production arrangement separately. An established company can still offer a model that does not meet your market's requirements.
China's bathtub supply chain includes manufacturers in Guangdong and Zhejiang with different material and product specializations. Foshan has an established bathroom manufacturing ecosystem, while Jiaxing, Pinghu, Ningbo, and Taizhou accommodate acrylic, composite, and broader sanitary ware manufacturers. The locations of the companies in this guide illustrate these complementary production clusters.
This geographic concentration gives buyers access to several manufacturing models:
- Solid surface and artificial stone specialists for premium freestanding collections.
- Acrylic bathtub factories for lighter products and established retail formats.
- Integrated bathroom suppliers for coordinated procurement across multiple categories.
- Wellness equipment manufacturers for massage and electrically equipped bathing products.
Recent industry research provides useful context, but its categories require careful interpretation. Global Market Insights' October 2026 report values the global sanitary ware market at USD 62.0 billion in 2025 and forecasts USD 65.2 billion in 2026. Its "bathtubs and shower enclosures" category represented 13.0% of the market in 2025. These figures describe a broad global category—not China's oval bathtub output or the size of the oval bathtub segment.
China's General Administration of Customs also publishes official export statistics. However, broad plastic-product export totals should not be presented as bathtub exports, and customs categories do not isolate oval shapes. Buyers should distinguish market context from evidence of an individual factory's capacity.
This shortlist considers published manufacturing information, relevant bathtub offerings, customization capabilities, and the usefulness of each supplier to international procurement teams.
It is a desk-researched sourcing guide, not a factory audit, laboratory comparison, or official industry ranking. Company information is attributed to public supplier materials unless otherwise stated. Inclusion does not establish current certification, available capacity, or acceptance of a particular order.
| Evaluation dimension | Evidence buyers should request | Why it matters |
|---|---|---|
| Manufacturing identity | Business license, production address, factory walkthrough, subcontracting disclosure | Establishes who actually makes the product |
| Product engineering | Drawings, material specifications, mold-development process, change-control procedure | Determines whether customization is technically controlled |
| Quality management | Incoming inspection records, in-process checks, finished-product testing, traceability | Helps connect an approved sample to repeat production |
| Market compliance | Current certificates, model listings, applicable test reports, declarations | Establishes whether the proposed model meets destination requirements |
| Commercial execution | Available production slots, material lead times, packaging specifications, warranty procedure | Reveals delivery and after-sales risks |
Published factory size is useful background, but it is not equivalent to oval bathtub capacity. Similarly, a historical certification milestone does not prove that a certificate remains active.
"Not disclosed" means that a reliable figure was not established from the reviewed materials. It does not mean the supplier lacks capacity or requires a large order. All figures below are supplier-reported rather than independently audited.
| Manufacturer | Main sourcing focus | Published capacity or scale | Oval bathtub MOQ | Published certification information |
|---|---|---|---|---|
| Jiaxing Miluo Smart Home | Customized solid surface and resin stone bathroom collections | Oval bathtub capacity not disclosed | Obtain model-specific quotation | Certificate section exists; exact standards and model coverage require confirmation |
| T&W Sanitary Ware | Acrylic and artificial stone bathtubs | Reports an 80,000 m² factory; oval-unit output not disclosed | Not disclosed | Publishes bathtub CE and cUPC documentation categories and ISO management-system information |
| Bella Stone | Solid surface and artificial stone OEM development | Reports 10,000 bathtubs annually; not oval-specific | Not disclosed | Current product certification scope not established from reviewed page |
| KORRA | Export-oriented, multi-category bathroom supply | Reports a 56,000 m² plant; oval-unit output not disclosed | Not disclosed | Reports cUPC for bathtubs and other category-specific approvals; verify exact model |
| Waltmal | Acrylic freestanding and other bathtub formats | Oval bathtub capacity not disclosed | Not disclosed | Supplier storefront reports CE and cUPC; current listings require verification |
| Mesa | Acrylic freestanding bathtubs and coordinated bathroom products | Oval bathtub capacity not disclosed | Not disclosed | Acrylic bathtub page advertises cUPC and CE |
| Moershu | Acrylic and composite bathing products | Reports 500,000 finished products annually across multiple categories | Not disclosed | Reports ISO 9001, CE, and cUPC milestones; verify current scope |
| OMSA | Design-led acrylic baths and OEM/ODM | Oval bathtub capacity not disclosed | Not disclosed | Current model-specific approvals not established from reviewed page |
| SSWW | Integrated bathroom and massage bathtub programs | Reports two bases exceeding 150,000 m² combined; not bathtub-only capacity | Not disclosed | Obtain exact bathtub and electrical compliance documents for proposed configuration |
| APPOLLO | Customized bathing and wellness products | Reports a 180,000 m² production base; oval-unit output not disclosed | Not disclosed | Obtain model- and destination-specific documentation |
A meaningful capacity comparison should ask every supplier the same question: "How many units of this approved material, size, finish, and configuration can you allocate monthly, after existing commitments?"
Jiaxing Miluo is a relevant candidate for buyers developing customized solid surface and resin stone bathroom collections. Its company profile dates its manufacturing origins to 1999 and identifies 2005 as the launch of the Miluo brand. The company is located in Pinghu, Jiaxing, Zhejiang, with access to Shanghai and Ningbo ports.
- Establishment: Manufacturing origins reported as 1999; Miluo brand launched in 2005.
- Reported markets: The United States, United Kingdom, Canada, Australia, and the Middle East.
- Product focus: Solid surface and resin stone bathtubs, basins, vanities, and coordinated bathroom products.
- Customization emphasis: Contemporary bathroom concepts, surface finishes, colors, and development from customer ideas through production.
Miluo's oval solid surface bathtub offering makes it particularly relevant to brands seeking a coordinated premium collection rather than an isolated bathtub purchase. Its published approach emphasizes communication during development and continued feedback after delivery.
For smaller and mid-sized brands, this makes Miluo worth evaluating as a potentially flexible, development-oriented partner. That positioning should be tested through quotation responsiveness, drawing revisions, sample execution, and the willingness to define a commercially workable launch order.
Its value proposition should be assessed through total project cost—not an unsupported claim that it is the cheapest supplier. Buyers should confirm MOQ, tooling charges, current test coverage, production allocation, and the extent of exclusive-design support before appointment.
Established in 2003, T&W offers both acrylic and artificial stone bathtubs. Its published catalog includes oval freestanding acrylic models and oval stone resin designs, making it directly relevant to buyers comparing different material tiers within one product category.
- Establishment: 2003.
- Market orientation: International supply, with published certification milestones addressing European and North American requirements.
- Core strength: Breadth across acrylic and artificial stone bathtub formats.
- OEM/ODM focus: Product design, development, and customized sanitary ware manufacturing.
T&W reports an 80,000 m² factory and 300 technicians and production workers. These figures indicate operating scale but do not establish available oval bathtub production.
This supplier is a useful comparison candidate for brands planning several price levels. Buyers should ask whether acrylic and stone resin products use separate production teams, inspection plans, and lead-time assumptions. Its historical ISO 9001:2000 reference should not be treated as evidence of a current certificate.
Bella Stone is a Foshan-based solid surface and artificial stone bathroom manufacturer operating since 2003. It reports annual capacity of 10,000 bathtubs and 24,000 basins at a 28,000 m² facility.
- Establishment: 2003.
- Market orientation: International bathtub brands and hospitality projects; a geographic sales breakdown is not disclosed.
- Core strength: Solid surface manufacturing and complex mold development.
- OEM/ODM focus: Exclusive designs, CAD/CAM development, and multi-piece molds for challenging geometries.
Bella Stone's published tooling capabilities are particularly relevant when a buyer wants more than a standard oval shell with a different logo. Its website describes five-axis CNC production of mold components and experience with negative draft and concave curves.
For distinctive private-label designs, buyers should clarify mold ownership, modification charges, maintenance responsibility, and the procedure for retiring an exclusive tool. Current product compliance documentation also needs separate review.
KORRA traces its predecessor to 1998 and publishes a history of subsequent legal-name changes. Its range includes freestanding, built-in, stone, and massage bathtubs alongside other bathroom products.
- Establishment: Predecessor founded in 1998.
- Reported markets: More than 100 countries across Europe, the Americas, Asia, Africa, and Oceania.
- Core strength: Export-oriented, multi-category bathroom procurement.
- OEM/ODM focus: Private-label bathroom programs and coordinated product sourcing.
KORRA reports that OEM/ODM accounts for 70% of its business and describes an in-house laboratory and export-documentation support. These are supplier claims rather than independently verified operating results.
KORRA may suit importers consolidating bathtubs with shower enclosures or other bathroom categories. Buyers should avoid assuming that an approval held for one category applies to the whole shipment. Each proposed oval bathtub needs its own model and configuration check.
Waltmal states that it has manufactured kitchen and bathroom products since 2005. Its official website names pure acrylic oval center-drain freestanding bathtubs, providing a direct product connection to this shortlist.
- Establishment: 2005.
- Market orientation: International sanitary ware supply; leading destination markets are not disclosed in the reviewed official page.
- Core strength: Acrylic bathtub formats alongside complementary bathroom products.
- OEM/ODM scope: Private-label branding, dimensions, tooling, and finish options should be confirmed directly; the reviewed official page does not define their full scope.
Waltmal is worth considering when the purchasing brief prioritizes an acrylic oval bathtub rather than a heavy mineral-composite product.
Its supplier storefront advertises CE and cUPC. Buyers should obtain the current listing number and exact model coverage rather than treating that storefront statement as approval of every product.
Mesa was founded in 2005 and operates in Pinghu, Zhejiang. Its acrylic freestanding bathtub page explicitly includes oval shapes and describes customization services for international brands, wholesalers, and hotel projects.
- Establishment: 2005.
- Market orientation: Global bathroom brands, wholesalers, and project buyers; country-level revenue shares are not disclosed.
- Core strength: Acrylic freestanding bathtub development.
- OEM/ODM focus: Dimensions, shapes, colors, surface treatments, logos, packaging, outlet locations, and accessories.
Mesa publishes an irregular oval acrylic model with fiberglass reinforcement, offering buyers a concrete starting point for technical discussions rather than a generic customization promise.
Procurement teams should distinguish modifications to existing tooling from a genuinely new shell design. The costs, minimum quantities, sample stages, and delivery implications may differ substantially.
Moershu traces its origins to 1991 and describes three production entities in Shanghai and Zhejiang. Its published range includes acrylic bathtubs, massage bathtubs, and other sanitary products.
- Establishment: 1991.
- Market orientation: Domestic and export business; the reviewed materials do not establish its leading destination markets.
- Core strength: Established, diversified sanitary ware manufacturing.
- OEM/ODM focus: Available on published bathtub offerings, subject to the proposed model.
Moershu's catalog includes an acrylic freestanding oval bathtub, making it a relevant candidate for standard and customized oval programs.
The company reports annual output of 500,000 finished products across several categories. That number must not be described as annual bathtub capacity. Buyers should request the output and available production slots of the actual bathtub facility.
OMSA traces its bathtub manufacturing history to 2000. Its timeline distinguishes the original factory, a 2012 company-name change, and a move into a new plant under the current entity in 2022.
- Establishment: Manufacturing history begins in 2000; current entity established in 2022.
- Market orientation: Domestic and overseas premium bathroom stores and bathroom brands; principal countries are not disclosed.
- Core strength: Design-led acrylic baths, including artistic and colored products.
- OEM/ODM focus: Manufacturing and development for other bathroom brands.
OMSA is relevant to buyers prioritizing appearance differentiation within acrylic collections. Its published history discusses seamless baths and automotive painting technology.
For an oval bathtub program, confirm the currently available shell, finish system, and test evidence before proceeding. Colored exterior finishes should have clearly defined inspection, cleaning, repair, and warranty requirements.
SSWW dates its establishment to 1994 and describes an integrated bathroom manufacturing operation with two production bases and six related factories. Its product range includes massage bathtubs, bathroom furniture, ceramics, and shower products.
- Establishment: 1994.
- Market orientation: Domestic and overseas bathroom markets; the reviewed page does not establish leading export countries.
- Core strength: Integrated bathroom manufacturing and bathing-system breadth.
- OEM/ODM scope: Private-label availability, regional rights, and configuration support require direct commercial confirmation.
SSWW is a useful candidate for buyers seeking a broader bathroom relationship or a massage-equipped bathing range.
However, buyers should verify the exact oval model rather than assuming every bathtub format is available in the preferred material and configuration. For powered models, pump access, component replacement, electrical documentation, and service responsibility deserve equal attention to the shell.
APPOLLO was established in 1996 and specializes in bathing and leisure sanitary ware. It reports exports to more than 30 countries and regions, including Germany, the United Kingdom, France, Saudi Arabia, Poland, and Malaysia.
- Establishment: 1996.
- Reported markets: Europe, the Middle East, and parts of Asia.
- Core strength: Massage bathing products and wellness-oriented bathroom equipment.
- Customization focus: Bathtub and sanitary ware options developed around customer drawings, usage scenarios, and budgets.
APPOLLO reports a 180,000 m² production base. This is a facility-size claim, not a measure of oval bathtub output.
It is most relevant when a buyer is considering a wellness-oriented bathtub program rather than only a passive soaking tub. Confirm the current oval configuration early, then review service access, replacement components, electrical requirements, and model-specific conformity documentation.
A purchasing specification should distinguish between acrylic shells, reinforced acrylic constructions, homogeneous solid surface, coated mineral composites, and other resin-based systems. The suppliers in this guide offer different combinations of these materials; they should not be compared as though they were interchangeable.
Use a signed material schedule covering:
| Product construction | Information to define | Suggested verification |
|---|---|---|
| Acrylic bathtub | Sheet composition, starting thickness, reinforcement, support structure | Material documents, agreed thickness measurements, sample section |
| Solid surface bathtub | Resin and filler specification, pigment system, finish, repair method | Technical data, section sample, relevant performance testing |
| Coated composite bathtub | Surface-layer specification and underlying body material | Cross-section, coating requirements, repair procedure |
| Electrically equipped bathtub | Shell specification plus pump, heater, controls, wiring, and service access | Configuration-specific documents and functional testing |
Avoid accepting "premium acrylic" or "stone resin" as a complete contractual description. The objective is to make substitutions identifiable and acceptance criteria measurable.
EN 14516 addresses characteristics, test methods, and conformity evaluation for domestic baths, including cleanability and durability. Its scope covers different bath shapes and sizes. Buyers serving European markets should ask their conformity specialist to confirm the applicable requirements, declarations, and marking route for the exact product.
RoHS concerns hazardous substances in electrical and electronic equipment. It is not a general quality certificate for an ordinary non-electrical soaking bathtub. For a powered bath, assess the complete equipment's scope rather than assuming that approval of an individual pump settles the issue.
For products advertised as cUPC-listed, use the IAPMO directory to check the listee, model, applicable standard, and current status. A certificate image should be the beginning of the check, not its conclusion.
Two bathtubs with the same external length can have different usable bathing spaces.
Ask for drawings that identify:
- Internal floor length and width.
- Backrest profile and seating area.
- Overflow height and operating water level.
- Drain position and access requirements.
- Rim dimensions and faucet clearances.
- Empty weight and stated water capacity.
Assess the sample in the intended installation arrangement. A visually attractive shell is not enough if the drain cannot be accessed or the interior does not suit the target customer.
A commonly missed procurement risk is approving the bathtub shell while leaving the drain assembly, overflow, support arrangement, and packaging undefined.
A supplier may reproduce the approved appearance while using a different drain component or support detail in production. The result may still resemble the sample but no longer match the installation assumptions or approved documentation.
Treat this as a configuration-control problem, not merely a cosmetic inspection issue.
The purchase specification should therefore freeze:
1. The shell drawing and revision.
2. Material construction and finish.
3. Drain and overflow component codes.
4. Feet, frame, or support details.
5. Installation instructions.
6. Packaging configuration.
7. Any electrical components and settings.
8. The documents supporting that exact configuration.
Require written approval before substitutions. This is a recommended risk-control procedure—not a claim that every supplier makes undocumented changes.
Compare the business license, factory address, quotation, payment beneficiary, and certification holder. Different names can have a legitimate explanation, but the relationship should be documented.
A live factory walkthrough should follow the proposed product through material storage, forming or casting, reinforcement or curing, finishing, testing, and packing. Ask which stages are performed elsewhere and who controls their quality.
A practical development sequence is:
1. Drawing approval: Agree dimensions, construction, tolerances, components, and intended market.
2. Engineering sample: Check fit, comfort, installation, drainage, finish, and service access.
3. Pre-production approval: Confirm the intended production materials, tooling, and components.
4. Packaging trial: Evaluate the actual shipping configuration.
5. Pilot order: Test consistency and commercial execution before increasing volume.
Where feasible, retain an approved reference sample and a signed inspection specification. This gives both parties a common basis for resolving disagreements.
Request packed dimensions, gross weight, loading quantity, support points, lifting instructions, and the intended shipping method.
The logistics review should consider the complete route: factory handling, port movement, container loading, destination unloading, warehousing, and final delivery. A package suitable for a controlled full-container shipment may need additional evaluation for repeated handling.
Calculate total landed exposure rather than comparing factory prices alone:
- Product and tooling charges.
- Testing and inspection costs.
- Packaging and loading.
- Freight and insurance.
- Duties and destination handling.
- Replacement-stock requirements.
- Warranty administration.
The right Chinese oval bathtub manufacturer depends on the product system you intend to sell.
Solid surface specialists deserve attention when exclusive geometry, finish development, and coordinated collections matter. Acrylic-focused factories are relevant when weight, familiar retail formats, and established shell designs drive the brief. Integrated bathroom and wellness manufacturers offer a different advantage when the bathtub belongs to a larger purchasing program.
For buyers considering Jiaxing Miluo Smart Home Co., Ltd., the practical next step is a development brief covering the target market, material, dimensions, finish, annual forecast, launch quantity, compliance requirements, and packaging route. Its published focus on customized bathroom solutions makes that a more productive starting point than requesting a generic price list.
Request a drawing review, itemized quotation, sample plan, and model-specific documentation before discussing a long-term production commitment.
Start with the legal company name, certificate number, manufacturing address, scope, issuing certification body, and validity dates.
ISO does not issue certificates itself. Its guidance recommends verifying accredited certification through IAF CertSearch or contacting the relevant certification or accreditation body directly. The check should establish current status, not simply whether the certificate once existed.
A valid management-system certificate also does not prove that a particular bathtub satisfies your destination market's product requirements.
Not automatically.
Search the IAPMO directory using the listee, file number, model, or relevant product description. Then obtain written clarification of how your model number, brand arrangement, construction, and proposed changes relate to the listing.
Do not assume a different size, material system, or powered configuration is covered simply because it comes from the same factory.
Create a signed bill of materials and an inspection plan that identifies what can be checked in production.
Depending on construction, this can include retained material samples, weight limits, agreed thickness measurements, component codes, finish samples, and batch records. Consider destructive examination of a randomly selected unit when commercially justified.
Weight alone is not proof of equivalent material. Use several checks tied to the agreed construction rather than a single shortcut.
The contract should answer this explicitly.
Specify whether the tooling payment buys ownership, exclusive use, a development service, or only access to production. Also define storage, maintenance, expected service life, modification charges, transfer rights, and the treatment of damaged or retired tooling.
For exclusive products, identify the protected drawing and the commercial scope of exclusivity. Paying a tooling invoice without these terms leaves important rights unresolved.
Agree the response before production begins.
The contract should define defect categories, inspection methods, evidence requirements, notification periods, containment, corrective action, and responsibility for rework, replacement, and freight.
Classify leakage, structural damage, missing components, finish variation, and installation incompatibility separately. They create different operational problems and should not be handled under one vague "quality issue" clause.
- China General Administration of Customs: [China's Major Exports by Quantity and Value, December 2025]. Broad official export context; not oval bathtub statistics. [english.customs.gov]
- Global Market Insights: [Sanitary Ware Market, October 2026]. Source of the 2025 market estimate and 2026 forecast. [gminsights]
- ISO: [Certification and Verification Guidance]. [iso]
- IAF CertSearch: [Accredited Certificate Verification]. [iafcertsearch]
- IAPMO: [Product Listing Directory]. [pld.iapmo]
- Standards Norway: [EN 14516—Baths for Domestic Purposes]. [online.standard]
- European Commission: [RoHS Directive]. [environment.ec.europa]
- [Jiaxing Miluo Company Profile]. [china-miluo]
- [T&W Company Profile]. [twbathtub]
- [Bella Stone Manufacturing and OEM Information]. [fsbella]
- [KORRA Company History]. [korraware]
- [Waltmal Official Website]. [waltmal]
- [Mesa Acrylic Freestanding Bathtubs]. [mesashower]
- [Moershu Company Profile]. [cnmoershu]
- [OMSA Company History]. [chinaomsa]
- [SSWW Official Website]. [sswwbath]
