Engineered to satisfy stringent ISO 14644-1, cGMP, and BSL-3/4 biosafety containment requirements with seamless flush interfaces and superior chemical resistance.
High thermal insulation PU core with airtight tongue-and-groove joint for biotech incubation and cold processing suites.
Thermal & Rigid ContainmentReinforced hollow glass magnesium core delivering exceptional fire resistance and structural load-bearing capacity for walkable ceilings.
Class-A Fireproof & High StrengthAutoclavable, anti-static electrostatic discharge (ESD) apparel ensuring zero-shedding containment for sterile bioprocess staff.
Sterile Biocontainment ESDStatic-dissipative, slip-resistant cleanroom boots designed for continuous disinfection protocol in life science airlocks.
Ergonomic Static DissipativeModern biotechnology research has reached unprecedented frontiers, spanning synthetic biology, messenger RNA (mRNA) vaccine development, CRISPR-Cas9 genomic editing, monoclonal antibodies (mAbs), and personalized Cell and Gene Therapies (CGT). In these ultra-sensitive environments, even minute microscopic contamination, non-viable airborne particulates, or cross-contamination from pathogenic aerosols can compromise years of research or invalidate multi-million dollar clinical trials.
Cleanroom sandwich panels form the foundational primary envelope—the architectural physical barrier—that separates controlled clean zones from external uncontrolled environments. Unlike conventional drywall or generic industrial wall systems, specialized cleanroom sandwich panels designed for advanced biotechnology laboratories provide seamless, non-porous, flush-jointed surfaces that resist rigorous decontamination cycles, including Vaporized Hydrogen Peroxide (VHP) fogging, chlorine dioxide fumigation, and aggressive sporicidal chemical washdowns.
Furthermore, biotechnology research facilities often operate under stringent differential pressure regimes—either high positive pressure to protect sterile cell cultures or sustained negative pressure to safeguard research personnel in Biosafety Level 3 (BSL-3) and Biosafety Level 4 (BSL-4) suites. Cleanroom sandwich panels engineered with high-density polyurethane (PU), silica rock, and glass magnesium cores deliver unmatched airtightness, thermal stability, sound attenuation, and structural rigidity.
Explore how core compositions and high-performance metallic skins combine to provide unyielding mechanical rigidity, fireproof thermal barriers, and antimicrobial containment.
Features closed-cell microcellular foam structure delivering superior thermal insulation (λ ≤ 0.022 W/m·K) and moisture impermeability. Essential for temperature-regulated fermentation suites, cold-room purification corridors, and cryogenic storage facilities in biomedical laboratories.
Composed of natural basalt fibers and hydrophobic silicon rock cores, providing up to 2 hours of fire resistance (Class A non-combustible). Excellent acoustic dampening for centralized compressor, centrifuge, and autoclave utility zones within research facilities.
Engineered for high-load walkable ceiling systems and high-impact laboratory partition walls. Resists mechanical bending, allows concealed pre-embedded conduit integration, and withstands repeated high-pressure seismic and pressure-differential fluctuations.
Galvanized steel or 304/316L stainless steel sheets coated with fluoropolymer (PVDF) or silver-ion antimicrobial coatings. Completely inert to repeated wipe-downs using sodium hypochlorite, isopropyl alcohol (IPA 70%), quaternary ammonium, and peracetic acid.
Interlocking tongue-and-groove or aluminum spline joints sealed with medical-grade neutral silicone. Eliminates 90-degree internal ledge dust traps, guaranteeing smooth laminar airflow across wall-to-ceiling transitions and wall-to-floor coving profiles.
Factory-machined internal conduit pathways tailored for BMS environmental sensors, digital differential pressure gauges, access-control biometric readers, and gases/pure fluid distribution without compromising the core containment envelope.
K-STONE Cleanroom System Engineering (Suzhou) Co., Ltd. is a professional cleanroom system supplier specializing in the design and construction of cleanroom engineering projects. With nearly 20 years of industry experience, our core team brings extensive expertise and deep understanding of cleanroom technologies and standards.
Founded in 2012, K-STONE has positioned itself as a trusted partner offering complete cleanroom solutions—from conceptual design to system integration and execution. We serve a wide range of industries, including pharmaceuticals, biotechnology, electronics, and medical applications, with a strong focus on tailored engineering services that meet the specific needs of each client.
At K-STONE, we are committed to creating value for our customers. Our services include engineering consultation, layout design, construction, and cleanroom system commissioning and operation, ensuring a seamless project delivery experience.
From Cell and Gene Therapy (CGT) clean suites to Biosafety Level 4 pathogen containment, modular sandwich panels are redefining the speed and compliance of life science infrastructure.
The global biotechnology sector is undergoing a profound paradigm shift driven by personalized medicine, rapid vaccine prototyping, and automated bioreactor scaling. Traditional stick-built civil construction is unable to keep pace with rapid clinical validation schedules. Modular cleanroom sandwich panel systems have emerged as the gold standard, offering 60% faster erection times, clean dry installation with zero onsite particle generation, and complete flexibility for future cleanroom reconfiguration.
Cell therapy manufacturing requires decentralized, highly segregated Grade B cleanrooms with Grade A biosafety cabinet interfaces. Sandwich panels provide positive-pressure containment, preventing cross-batch contamination while facilitating routine rapid VHP automated cycles between patient-specific cell expansions.
Handling hazardous biological agents and novel pathogens mandates sustained negative air pressure envelopes. K-STONE sandwich panels feature high-density gastight seals and reinforced skins capable of enduring constant differential pressures without structural deflection or micro-leakages.
Isolator lines and barrier systems (RABS) integrate directly into flush sandwich panel envelopes. The ultra-smooth fluorocarbon coatings eliminate electrostatic dust attraction, maintaining ISO 5 (Class 100) laminar airflow aerodynamics without turbulence.
Lipid nanoparticle (LNP) encapsulation and plasmid DNA processing demand rigorous environmental stability. Sandwich panels provide constant thermal conductivity barriers, preventing moisture condensation and microbial biofilm adhesion.
Quality control laboratories require continuous positive-pressure air showers, pass boxes, and interlocked cleanroom door systems flush-integrated into 50mm or 75mm sandwich panel walls for flawless regulatory audit readiness.
AI-driven robotic liquid handlers and automated incubation chambers demand high-clearance walkable ceiling systems. Hollow magnesium panels allow maintenance personnel to service overhead HEPA filters, dampers, and utility cables without entering the sterile clean zone.
Established in 2019, Zhejiang Ailv Purification Technology Co., Ltd. is K-STONE’s dedicated manufacturing arm, located in Meixi Industrial Park, Anji, Zhejiang Province. The facility spans 30 acres with a self-built factory of approximately 30,000 square meters.
The factory is equipped with state-of-the-art production lines and testing equipment, enabling high-precision manufacturing of cleanroom components including:
Our products are widely applied in biomedical, food processing, electronics, semiconductors, new energy, and medical aesthetics industries. By integrating design, production, and quality control, we ensure high-performance, reliable cleanroom solutions for global customers.
Dedicated to engineering precision, technological leadership, and total client satisfaction in clean environment construction.
To become a leading force in the global cleanroom industry.
K-STONE is committed to driving innovation and setting new benchmarks in clean environment engineering.
Quality first, pursuit of excellence.
We strive to deliver high-performance cleanroom solutions through uncompromising quality and continuous improvement.
Professionalism. Dedication. Customer Value.
We are driven by a strong sense of responsibility, expertise, and the belief that our success is measured by the value we create for our clients.
At K-STONE, we go beyond supplying products—we deliver confidence, innovation, and long-term value.

Our rigorous quality standards and attention to detail ensure every product and project meets international compliance and client expectations.

We invest heavily in the research and development of new products, technologies, and materials to stay at the forefront of the cleanroom industry.

We have a highly experienced team specializing in cleanroom design, construction, and execution—ensuring efficiency, compliance, and reliable performance from concept to completion.
K-STONE offers fully integrated engineering solutions for pharmaceutical and medical manufacturing plants around the world. Our turnkey capabilities cover every critical aspect of facility development, including:
Validated turnkey projects operating under US FDA 21 CFR Part 211, EU GMP Annex 1, and WHO GMP compliance.
We understand that each project must meet stringent regulatory requirements across different countries, while also adapting to the specific operational needs of each client. By providing customized, regulation-compliant turnkey solutions, K-STONE empowers pharmaceutical and biotech manufacturers to achieve high performance, global compliance, and strong industry recognition.
Feasibility Research
Set Up The Project
Concept Design
Project Accounting
Contract Signing
Production Technology Transferring
Construction Design
Equipment Model Selection & Customization
Previous Preparation
Construction And Management
Completion Approval
After Sales Service
Explore our comprehensive lineup of modular cleanroom sandwich panels, certified biocontainment garments, cleanroom apparel, and sterile maintenance consumables.
PIR/PUR foam core providing exceptional thermal efficiency and airtight jointing for biotech incubators and processing rooms.
Thermal InsulationHigh-load glass magnesium structure engineered for walkable ceilings and high-security partitions in BSL labs.
Load-Bearing Class-ALint-free, static-dissipative sterile coveralls designed for aseptic processing and cell manipulation suites.
Autoclavable ESDComfortable anti-static footwear ensuring grounded personal charge dissipation and zero particulate shedding.
Anti-Static FootwearUltra-low shedding 3-ply and 4-ply filtration face masks with >99% bacterial filtration efficiency (BFE) for cleanroom staff.
Microbial FiltrationLaser-sealed edge polyester wipers for critical surface sanitization without residual fiber shedding or chemical extractables.
Zero-Lint WipeFull-coverage sterile headwear with conductive grid fibers, ensuring 360-degree containment of personnel shedding.
Full Biosafety HoodHydrophobic silica rock core combining Class-A fire rating with superior sound absorption for high-energy bio-processing plants.
Silica Rock Fireproof