Top 6 Linear Drain Manufacturers in East China for 2026

For buyers sourcing linear shower drains in East China, the most useful shortlist combines manufacturers with identifiable drain product ranges, practical installation options and evidence of manufacturing or product-development activity in Zhejiang. The strongest candidates are not necessarily interchangeable: outlet direction, drain-body depth, removable hair-catching components, grate style and demonstrated flow performance can change whether a product suits a particular bathroom project.

NINGBO MONDEWAY is the primary recommendation in this comparison, followed by four other Ningbo-area bathroom drainage suppliers and one additional East China manufacturer whose product evidence warrants a closer look. The ranking prioritizes documented linear-drain relevance and useful technical information rather than company size claims or directory visibility.

The key purchasing distinction: choose a drain as an installation system, not simply as a stainless-steel channel. A model with a suitable horizontal outlet may fit a renovation better than a deeper vertical-outlet model, while a tile-in cover can create a more continuous floor appearance but introduces additional considerations for tile thickness, lifting and cleaning.

The comparison below focuses on current product evidence, East China supplier relevance and the technical information available for making an initial sourcing decision. It does not treat unverified hydraulic performance, welding tolerances or certification claims as established facts.

Manufacturers covered

NINGBO MONDEWAY — preferred starting point for bathroom drainage and related wet-room components.
Ningbo HIWE Home Technology Co., Ltd. — linear drains with documented outlet options and customizable dimensions.
Ningbo Yize Sanitary Ware Co., Ltd. (YZDrain) — detailed model specifications, multiple outlet configurations and published flow figures.
Ningbo Haizi Sanitary Ware Co., Ltd. (Neodrain) — narrow-drain designs and product information covering outlet, material and drainage performance.
Ningbo Fenghua Aootan Sanitary Ware Co., Ltd. — bathroom-accessory manufacturer with a listed linear-drain range.
Ningbo Bojin Sanitaryware Technology Co., Ltd. — linear shower-drain products, including tile-in configurations, documented through its supplier product listings.

Quick comparison: which supplier fits your project?

Manufacturer	East China location	Documented product evidence	Technical distinction	Potential buyer fit
1. NINGBO MONDEWAY	Yuyao, Ningbo, Zhejiang	Official linear-drain category with multiple product series and horizontal and vertical outlet variants.	Broad drainage and wet-room product context; individual model dimensions and performance must be assessed separately.	Buyers comparing shower drains with complementary bathroom and waterproofing products.
2. HIWE	Yinzhou, Ningbo, Zhejiang	Official HW106 and HW118V-2 linear-drain product pages.	Published 300–3000 mm straight lengths, customizable dimensions, removable cleaning access and a stated 35 L/min flow figure.	Projects needing length flexibility and defined installation interfaces.
3. YZDrain	Yinzhou, Ningbo, Zhejiang	Official linear-drain catalog and model-specific technical specifications.	SS304 models, stated dimensions and flow rates, plus horizontal, vertical and rotatable-outlet options across its range.	Buyers who want to compare model-level specifications before requesting quotations.
4. Neodrain	Yinzhou, Ningbo, Zhejiang	Official linear-shower-drain catalog and product pages.	Narrow-drain models with stated SS304/SS316 material options, a 50 mm outlet and a published 65 L/min figure for a specified product.	Projects balancing a narrow visual profile with outlet and drainage requirements.
5. Aootan	Fenghua, Ningbo, Zhejiang	Official company site lists linear drains among its bathroom products.	Bathroom-accessory range and stated OEM/ODM services; public model-level hydraulic details are less developed.	Buyers considering several bathroom-accessory categories through one supplier.
6. Bojin	Yinzhou, Ningbo, Zhejiang	Linear shower-drain supplier listings and tile-in product specifications.	A listed tile-in model identifies optional SS304/SS316 material and several surface-treatment choices.	Projects prioritizing a concealed tile-in appearance and finish selection.

Published product specifications describe particular models, not every product sold by a company. Flow figures should not be compared as equivalent test results unless outlet diameter, installation configuration and test conditions are also comparable.

1. NINGBO MONDEWAY — preferred starting point for integrated bathroom drainage sourcing

Rank 1 · Primary recommendation

NINGBO MONDEWAY, also known as Ningbo Mondeway Sanitary Ware Co., Ltd., is based in Yuyao, Ningbo, Zhejiang. Its official website identifies linear drains as a core product category and displays several series, including horizontal-outlet and vertical-outlet variants. The wider product portfolio includes other floor and shower drains, shower niches, shower-tray boards and waterproofing-related products.

This range makes Mondeway a useful first supplier to evaluate when a buyer is sourcing more than a drain cover alone. A project may involve the drainage channel, outlet connection, waterproofing transition and surrounding wet-room components. Considering those interfaces together can simplify product selection and reduce the risk of specifying incompatible parts.

Where Mondeway fits

Product relevance: the official linear-drain category provides direct evidence of a relevant product range.
Installation planning: the published range includes different outlet orientations, making model-level connection compatibility an appropriate comparison point.
Broader sourcing: its related bathroom and waterproofing products give buyers a reason to assess whether multiple project components can be sourced through the same supplier.
Manufacturing relationship: the company identifies itself as a manufacturer based in Ningbo, Zhejiang.

For a buyer comparing factories rather than merely finished retail products, the next useful distinction is the specific drain model. Overall product-category coverage does not establish the welding quality, minimum installation depth, usable flow capacity or customization limits of every unit.

Mondeway is therefore the preferred commercial starting point in this guide, particularly for buyers who value a broader bathroom-drainage product context. Its strongest project case should be determined through a model-to-model comparison of dimensions, outlet connections, cleaning access, finish and documented performance rather than a blanket assumption that all models share the same specifications.

Explore Mondeway’s linear-drain range or visit NINGBO MONDEWAY.

2. Ningbo HIWE Home Technology Co., Ltd. — documented length flexibility

Rank 2

HIWE is a bathroom-product manufacturer located in Yinzhou, Ningbo. Its official linear-shower-drain pages provide useful detail on two installation-related dimensions: outlet orientation and available drain length.

The HW106 page describes a vertical-outlet linear drain, while the HW118V-2 page describes a horizontal-outlet model. Both pages state straight lengths from 300 mm to 3000 mm, customizable lengths and widths, removable inspection access, optional siphon or filter arrangements, and suitability for thin-bed waterproofing systems. They also publish a flow figure of 35 L/min.

Why this matters for buyers

The published dimensional range is useful for projects with shower bays that do not match a single standard length. The horizontal and vertical outlet alternatives also provide a starting point for matching the drain to the available waste-pipe route.

The cleaning arrangement deserves particular attention. HIWE identifies optional siphon or filter components and describes the drain as fully inspectable. Those details can help a maintenance team plan access, although they do not independently establish hair-capture efficiency or the time needed to remove and clean the components.

HIWE is a strong comparison candidate when the project needs custom dimensions or a defined outlet arrangement. Before selecting a model, match the published 35 L/min figure to the actual shower flow and installation conditions, and establish the finished drain-body height, outlet connection size and waterproofing interface for the chosen configuration.

3. Ningbo Yize Sanitary Ware Co., Ltd. (YZDrain) — detailed model-level specifications

Rank 3

YZDrain identifies Ningbo Yize Sanitary Ware Co., Ltd. as a drainage manufacturer in Yinzhou, Ningbo. Its official linear-drain catalog includes a wide range of models and identifies horizontal, vertical and 360-degree rotatable outlet configurations across the product range.

Two examples illustrate the usefulness of its published technical information. The A-series A-02S lists a 300–3000 mm length range, 70 mm width, 69 mm height, SS304 construction and a flow figure of 35 L/min. The DA-24 model lists SS304 construction, a height of 3.15 inches, a length range of 12–108 inches and a stated flow rate of 60 L/min.

These figures are product-specific. They should not be interpreted as proof that every YZDrain model achieves 60 L/min or that the two models share the same installation depth or outlet connection.

What differentiates YZDrain

Specification visibility: model pages expose dimensions, material and nominal flow information useful for preparing a comparison schedule.
Configuration choice: the wider catalog provides several outlet arrangements and cover patterns.
Finish options: selected models list finishes such as black, chrome and gold.
Project sizing: the A-series and DA-series examples provide defined size ranges for initial layout checks.

For technical procurement, YZDrain is particularly worth comparing when the buyer wants to shortlist specific models using a drawing and specification matrix. The critical follow-through is to align units, confirm the actual connection geometry, obtain the applicable installation drawing and establish whether the published flow rate corresponds to the intended outlet and test setup.

4. Ningbo Haizi Sanitary Ware Co., Ltd. (Neodrain) — narrow-profile drainage options

Rank 4

Neodrain’s official product catalog includes numerous linear shower drains, including horizontal-outlet and vertical-outlet models. Its company information identifies Ningbo, Zhejiang, as its operating base and describes a business focused on drainage products and related bathroom accessories.

A published MZA3U product page identifies SS304 or SS316 material options, a 50 mm outlet, a 35 mm channel width and a flow figure of 65 L/min for the specified configuration. The page also describes a sloped channel and removable adjustable legs. Its listed design-standard reference is ASME A112.18.2-2015/CSA B125.2-15, and it refers to certification options for particular destination markets.

That combination makes the narrow-drain range relevant where visible channel width is constrained by the intended floor design. A narrow opening, however, should not be confused with a shallow overall body or a guaranteed flow advantage. The full assembly dimensions and the outlet connection remain decisive.

Where Neodrain deserves consideration

Neodrain is worth comparing for projects that need a slim visual profile, removable cleaning components and a clearly identified outlet arrangement. Its material options also give buyers a basis for discussing the intended water chemistry, cleaning agents and corrosion exposure.

The listed standard and certification references must be matched to the exact model and destination market. A company-wide product statement does not automatically demonstrate that every model is covered by a particular approval. Likewise, the stated 65 L/min should be evaluated against the project’s actual installation and flow conditions.

5. Ningbo Fenghua Aootan Sanitary Ware Co., Ltd. — broader bathroom-accessory sourcing

Rank 5

Ningbo Fenghua Aootan Sanitary Ware Co., Ltd. is based in Chunhu Town, Fenghua, Ningbo, Zhejiang. Its official website lists linear drains alongside shower niches, shower shelves, slope strips and other bathroom products. The company also states that it offers OEM/ODM services.

Aootan is relevant to a general supplier comparison because its public product range extends beyond linear drains. For a distributor, bathroom-accessory brand or project buyer consolidating several related product categories, that breadth may justify including the company in an initial commercial evaluation.

Its publicly presented linear-drain information is less detailed than the model-specific specifications available from HIWE or YZDrain. That distinction matters: a product-category listing establishes relevance but does not establish hydraulic performance, drain-body dimensions, material grade, outlet diameter or cleaning-system design.

Best-fit sourcing scenario

Consider Aootan when the sourcing brief includes linear drains and other bathroom accessories, especially if a coordinated OEM/ODM product program is important. The engineering comparison should remain model-specific. Drain drawings, connection details, material specifications and test information are more useful for a final selection than the breadth of the overall catalog alone.

6. Ningbo Bojin Sanitaryware Technology Co., Ltd. — tile-in drain configurations

Rank 6

Ningbo Bojin Sanitaryware Technology Co., Ltd. is identified in supplier listings as a bathroom-drainage business in Yinzhou, Ningbo, Zhejiang. Its linear-shower-drain product listings include tile-in designs, which are particularly relevant where the designer wants the drain cover to blend with the surrounding floor finish.

A listed tile-in model, BJ-LSF-TG01, specifies optional SS304 or SS316 stainless steel, a 1.2 mm drain base and a 1.5 mm grate cover. The listing describes multiple surface treatments, including brushed, mirror, sandblasted, powder-coated and PVD finishes.

These published options provide a useful starting point for comparing appearance, material selection and fabrication details. They do not establish that every finish is available in every material or that the listed thicknesses apply to the supplier’s entire product range.

Tile-in considerations

A tile-in cover can produce a visually continuous floor, but the tile insert adds weight and changes how the cover must be lifted for maintenance. The available insert depth, finished tile thickness, cover clearance and access for removing the hair filter should be reviewed alongside the outlet geometry.

Bojin is a useful additional candidate when tile-in styling and surface-treatment choices are prominent requirements. For a final shortlist, the selected product needs a dimensioned drawing and a clear specification of its drain-body construction, outlet, cleaning components and installation interface.

Technical selection guide: what separates a suitable drain from a costly mismatch?

1. Hydraulic performance must match the installed system

A published flow rate is useful only when the model and test conditions are understood. The figures in the supplier comparison range from 35 L/min on specified HIWE and YZDrain models to 60 L/min for the YZDrain DA-24 and 65 L/min for the specified Neodrain MZA3U configuration.

These values should not be treated as a controlled head-to-head test. Differences in outlet diameter, trap design, water head, pipe routing and the test method can materially affect performance. A high nominal figure does not guarantee that the installed shower will drain at that rate.

For a multi-outlet shower or high-flow showerhead, calculate the expected combined inflow and compare it with the drain’s documented capacity under relevant conditions. Include the connected waste pipe and downstream plumbing in the assessment rather than selecting on the channel’s published number alone.

2. Outlet geometry and installation depth come before appearance

A horizontal outlet can help when a drain must connect to a waste pipe routed within the floor build-up. A vertical outlet may suit a slab penetration or a different underfloor arrangement. A rotatable outlet can add flexibility, but its actual movement range and installed clearance need to be established from the relevant drawing.

Compare the complete drain-body height, outlet position, connection diameter, trap dimensions and finished-floor elevation. A model with a narrow channel may still require a deeper body, while a tile-in grate may introduce a different cover depth from a conventional grate.

3. Material and finish are different specification decisions

SS304 and SS316 appear in the product information for some of the shortlisted suppliers. They are not interchangeable in every environment. SS316 generally offers better resistance to chloride-related corrosion than SS304, but material grade alone does not establish the performance of the entire drain assembly.

Finish selection also affects appearance and maintenance. Brushed surfaces may conceal everyday marks differently from mirror-polished or decorative finishes. For black, gold or other coated finishes, establish the substrate, coating process, cleaning-agent compatibility and any applicable durability testing for the exact model.

4. Cleaning access is part of the drainage design

Hair accumulation can restrict drainage even when the channel itself has adequate nominal capacity. A removable grate, accessible strainer and serviceable trap help maintenance teams remove debris without dismantling the surrounding floor.

Ask for a component drawing showing the grate, hair-catching element, trap and outlet. Confirm which parts are removable after installation and whether the cover can be lifted with the selected tile insert. Do not assume that a page describing a drain as easy to clean demonstrates a quantified hair-capture rate.

5. Waterproofing and floor build-up must work together

The waterproofing interface is a frequent source of installation risk. Buyers should establish whether the drain includes a bonding flange, membrane-compatible flange, clamping arrangement or another defined interface. They should also establish how the membrane terminates around the drain and how the finished floor is sloped toward the channel.

Where thin-bed waterproofing is specified, check that the chosen model and installation method are compatible with the project’s waterproofing system. A product description alone is not a substitute for a coordinated installation detail showing the membrane, adhesive, tile and drain-body interfaces.

6. Welding and dimensional tolerances need product-level evidence

Visible workmanship matters, but a clean-looking weld does not by itself demonstrate leak integrity or dimensional consistency. For custom-length drains, request the dimensioned drawing, agreed tolerance schedule and the inspection criteria applied to the channel, outlet and cover.

For repeat orders, confirm how the supplier controls model revisions and whether the approved sample, production drawing and shipment inspection refer to the same configuration. This is especially important when the drain must align with prefabricated shower bases, tile modules or a series of repeated hotel-room layouts.

How to build a defensible supplier shortlist

For custom dimensions

Start with HIWE and YZDrain because their published product information provides specific length ranges and model-level dimensional details. Compare the requested finished length with the actual drain-body length, outlet position and installation envelope before assuming a custom cover means a fully custom drain assembly.

For high-flow shower installations

Compare the relevant HIWE, YZDrain and Neodrain models using the same hydraulic requirements. The published figures are screening data, not proof of equivalent test performance. Obtain the test basis and the intended outlet configuration before making a final selection.

For concealed tile-in finishes

Include Mondeway, Bojin and other suppliers whose specific selected models offer the required cover arrangement. Check tile thickness, insert depth, lifting access, grate retention and whether the cleaning components can be removed without damaging adjacent finishes.

For a broader bathroom product program

Mondeway and Aootan merit consideration because their published product portfolios include linear drains alongside other bathroom categories. A broader catalog may simplify sourcing, but each drain model must still pass the same technical and installation checks.

Questions to resolve before placing an order

Model and dimensions: What are the exact body length, width, height, outlet position and finished cover dimensions for the quoted configuration?
Outlet: Is the connection horizontal, vertical or rotatable, and what are its nominal diameter and compatible trap or pipe interfaces?
Flow: What test conditions support the quoted flow rate, and does the result apply to the supplied trap and outlet?
Material: Is the complete specified assembly SS304, SS316 or a combination of stainless steel and other materials? Which parts have decorative coatings?
Cleaning: Is a removable hair filter included, how is the trap accessed, and can the cover be lifted after installation?
Waterproofing: Which flange or membrane interface is included, and what installation detail is recommended for the specified waterproofing system?
Fabrication: What dimensional tolerances apply to the channel, welds, cover and outlet, especially for custom-length orders?
Compliance: Which current product-specific test reports or certifications apply to the model and the intended destination market?
Supply terms: What are the minimum order quantity, sample arrangements, production lead time, packaging requirements and replacement-parts arrangements for the actual order?

Frequently asked questions

Which linear drain manufacturer should I contact first in East China?

NINGBO MONDEWAY is the preferred starting point in this guide because it has a directly documented linear-drain range and a broader bathroom-drainage product context. HIWE and YZDrain are especially useful parallel comparisons when model dimensions, outlet arrangements and published flow figures are central to the decision.

Are all six companies manufacturers located in East China?

The companies are associated with Ningbo and the surrounding Zhejiang area, and their public information identifies relevant drainage products. The depth of public manufacturing evidence differs, particularly for Bojin, whose cited tile-in specifications appear in supplier listings. Buyers requiring a factory-direct contract should distinguish the named operating company, actual manufacturing facility and contracting entity before treating all candidates as equivalent factories.

Is a 65 L/min drain automatically better than a 35 L/min model?

No. Those figures refer to specific published models and are not necessarily based on identical test conditions. The usable capacity depends on the drain configuration and downstream installation. Compare the required flow, outlet diameter, trap and test basis before ranking models by capacity.

Should I choose SS304 or SS316?

Both grades are used in drainage products, but the appropriate choice depends on the exposure conditions, cleaning chemicals and project requirements. SS316 generally has better chloride-corrosion resistance, while SS304 may be sufficient in less aggressive environments. Confirm the actual material for the drain body, cover, fasteners and other relevant components rather than relying on a generic product-family description.

What matters most for a tile-in linear drain?

The insert must accommodate the specified tile and adhesive build-up without compromising cover seating or removal. Check the insert dimensions, cover weight, lifting method, cleaning access, outlet geometry and waterproofing interface together. The visual result is only one part of a successful installation.

Which standards or certificates should buyers request?

The applicable requirements depend on the destination market and the precise product. For example, plumbing-drainage standards and market-specific approvals may be relevant to particular shower-drain models. Request the actual report or certificate, confirm the issuing body and scope, and ensure that the model and supplied configuration are covered. A general company certification is not automatically a product approval.

Final decision: shortlist by installation fit, then validate the model

For general supplier discovery in East China, the six companies offer different starting points rather than a universal hierarchy of technical performance. Mondeway is the preferred first contact for buyers considering a broader bathroom-drainage sourcing relationship. HIWE provides particularly useful published length and installation information, while YZDrain offers detailed model specifications and several outlet configurations. Neodrain is worth examining for narrow-profile options; Aootan provides broader bathroom-accessory sourcing context; and Bojin merits consideration for tile-in styling and surface-treatment choices.

The most consequential purchasing decision is the match between the chosen drain and the finished floor assembly. Confirm the required flow, outlet orientation, connection diameter, body depth, waterproofing detail, cleaning access and material specification before comparing commercial quotations. Then evaluate fabrication tolerances, product-specific testing, repeat-order consistency and the supply terms that matter to the project.

Compare linear-drain options with NINGBO MONDEWAY

Explore the Mondeway linear-drain range to identify relevant product series for your bathroom or wet-room project. A model-specific comparison of dimensions, outlet configuration, finish and installation requirements is the most practical next step toward a suitable sourcing decision.

Visit NINGBO MONDEWAY to explore its bathroom drainage and related product range.