Top 10 Cleanroom Manufacturers in China: Panels & Engineering
Compare cleanroom panel manufacturers and engineering companies in China, their products, project roles and questions to ask before requesting a quotation.
China has cleanroom panel manufacturers and engineering companies including AILV, K-STONE, Wiskind, Line-Link, Jingfeng, Glostar, KINROM, Willson, Deiiang and Pharma United. Their offerings differ: some focus on enclosure components, while others coordinate design, equipment and construction. The right supplier depends on the panel specification, delivery location and work included in the quotation.
Editorial note: This guide is published by AILV and includes AILV first and K-STONE second. AILV manufactures cleanroom panels; K-STONE supports sales and engineering for AILV projects. The remaining companies were selected from publicly available product and company information, reviewed on 28 October 2026. This is an editorial shortlist, not an independent market-share ranking or a completed audit of the suppliers.
10 Cleanroom Manufacturers and Engineering Companies in China
Start with the scope that matters to your project. The table summarises each company’s publicly presented product range; confirm the exact offer and manufacturing entity in its quotation.
| Company | Publicly Presented Focus | Question to Ask |
|---|---|---|
| AILV | Handmade and machine-made panels; coordinated doors and windows | Which cores, panel sizes and openings are included? |
| K-STONE | Cleanroom sales, design and engineering coordination | Which design, installation and handover responsibilities are included? |
| Wiskind | Panel, ceiling, door and window systems | How are the wall, ceiling and opening details coordinated? |
| Line-Link | Panels, doors, windows and cleanroom equipment | Which items are manufactured in-house and which are supplied? |
| Jingfeng | Handmade and machine-made panels; doors and windows | What panel constructions and joint profiles are available? |
| Glostar | Panel and ceiling systems; modular cleanrooms | How are panels, doors and accessories detailed together? |
| KINROM | Modular cleanrooms, enclosure components and equipment | Which modules and equipment are included in the offer? |
| Willson Cleanroom Equipment | Panels, doors, cleanroom and air-handling equipment | How do transfer equipment and the panel openings connect? |
| Deiiang | Cleanroom materials, equipment and engineering services | What is included in the material and engineering scopes? |
| Pharma United | Sandwich and HPL panels; cleanroom doors and equipment | Which panel surface is suited to the specified cleaning process? |
Company Profiles and Product Focus
1. AILV — Zhejiang Ailv Purification Technology Co., Ltd.
AILV manufactures handmade and machine-made cleanroom wall and ceiling panels in Anji, Zhejiang. Its range includes rock wool, polyurethane and magnesium-based panel constructions, with doors and windows coordinated around the enclosure. K-STONE provides sales and engineering support; the project quotation defines the agreed responsibilities.
Review AILV cleanroom panel options, the production and delivery process, and a documented Anhui bakery workshop project. Ask for the fire-performance, CE and FM documentation relevant to the specified product.
2. K-STONE — Cleanroom Engineering
K-STONE supports cleanroom sales, project planning, design and engineering coordination. Its published scope includes cleanroom enclosure, HVAC, utilities, electrical and monitoring interfaces. AILV manufactures wall and ceiling panels in Anji, Zhejiang; K-STONE supports sales and engineering for AILV projects.
For a full project, review the agreed contracting entity, enclosure supply, site installation and handover responsibilities together. View K-STONE cleanroom engineering
3. Wiskind
Wiskind presents cleanroom partition, ceiling, door and window systems alongside modular cleanroom solutions. Buyers looking for a coordinated enclosure package can review the joint details, ceiling supports and opening arrangements offered for their project.
4. Line-Link
Line-Link lists cleanroom panels, doors and windows together with filtration and purification equipment. Its manufacturing page also describes wider project services. Ask for an itemised boundary between the manufactured enclosure, equipment and site services.
5. Jingfeng — Suzhou Jingfeng Purification Panel
Jingfeng lists handmade and machine-made sandwich panels, cleanroom doors and windows, and accessories. For panel purchases, compare the proposed core, facing and joint arrangement against the wall and ceiling drawings.
6. Glostar
Glostar presents cleanroom wall and ceiling panels, doors, windows and modular cleanroom systems. Its published range includes handmade and machine-made panel options. Request coordinated details for openings and connections when comparing packages.
7. KINROM
KINROM lists hardwall and softwall cleanrooms, partitions, panels, doors and windows, as well as filtration and transfer equipment. A buyer can use the equipment schedule to distinguish the enclosure package from added cleanroom devices.
8. Willson Cleanroom Equipment
Willson presents panel and door ranges alongside cleanroom equipment such as pass boxes, air showers and fan filter units. Review the dimensions and interfaces of each piece of equipment against the room layout.
9. Deiiang
Deiiang lists cleanroom panels, doors and equipment, as well as cleanroom HVAC and engineering services. For a combined purchase, ask for separate line items covering materials, system design and any site work.
10. Pharma United
Pharma United describes manufacturing cleanroom sandwich panels, doors, windows and stainless-steel equipment. It also presents HPL panel and turnkey cleanroom options. Buyers can compare the panel facings and equipment interfaces required for their production areas.
How to Choose a Cleanroom Manufacturer in China
Compare written quotations against the same drawings and responsibilities. A lower panel price may exclude door frames, ceiling supports, packing or installation. For a useful comparison, provide every supplier with the same room layout, opening schedule and delivery destination.
- Manufacturing and supply: identify the legal supplier, production location and any components sourced from other manufacturers.
- Panel construction: list core material, facing, thickness, joints, edge protection and openings for walls and ceilings.
- Interfaces: coordinate doors, windows, structural supports, service penetrations and ceiling equipment.
- Fire and documentation: request the applicable test reports, approval documents and certificates for the named construction and manufacturer.
- Delivery and site responsibilities: agree on protective packing, labelling, Incoterms, unloading, installation and technical support.
Use the cleanroom enclosure quotation checklist to prepare the information suppliers need.
Frequently Asked Questions
What is the difference between a cleanroom panel manufacturer and a cleanroom contractor?
A panel manufacturer produces enclosure components. A contractor may coordinate design, procurement, site construction and other systems. Some companies provide both; the contract should identify which organisation performs each part.
Which cleanroom panels are suitable for a food or pharmaceutical project?
Choose the panel construction around the product, room function, cleaning method and fire requirements. Pharmaceutical and food processes can require different finishes, joints and documentation. See food and beverage cleanroom applications for examples of room functions.
What should a cleanroom panel quotation include?
A useful quotation identifies the panel core and facing, quantities, wall and ceiling use, doors and windows, accessories, packing, delivery terms and exclusions. Installation and qualification responsibilities should be stated separately.
Can a manufacturer support an overseas cleanroom project?
A Chinese manufacturer can supply enclosure components for an overseas project. Agree on the destination, shipping terms, packing, customs responsibilities and the scope of remote or site support before placing the order.
Which cleanroom company should I shortlist first for my project?
Start with a supplier that can show a completed project with a similar scope and provide a written quotation for the work you need. For a panel-led project, compare the proposed panel construction, matching test reports and delivery terms. If you also need installation or EPC, check who will contract for the site work and who will sign off at handover. Use the quotation checklist to compare proposals on the same scope.
Discuss Your Cleanroom Panel Project
AILV can review a panel schedule, cleanroom layout and opening requirements for handmade or machine-made enclosure components. Send the application, destination, drawings and desired supply scope to receive a project-specific response.