Design phase errors can't be fixed at production
Cleanroom projects must front-load consideration of process, cleanliness classification, equipment, and personnel/material flow logic.
Cleanrooms aren't enhanced versions of regular decoration—they're professional systems built around cleanliness classification, pressure differential control, airflow organization, temperature/humidity, personnel and material flow paths, purification HVAC, and validation standards. Early judgment errors are hard to fix later.
Cleanroom projects must front-load consideration of process, cleanliness classification, equipment, and personnel/material flow logic.
Cleanliness classification must match product process, otherwise it brings unnecessary investment and operating costs.
Without proper path design, even high-grade systems struggle to run stably long-term.
Cleanroom engineering starts from product process, determining cleanliness classification, air changes, pressure gradient, and acceptance criteria per ISO 14644, GB 50073, GB 50591 standards.
Determine appropriate classification (Class 100,000, 10,000, 1,000, etc.) based on product characteristics, production process, and testing requirements.
Build complete logic around personnel/material flow, airflow organization, filtration systems, and positive pressure control.
Coordinated design and construction of cleanroom panels, doors/windows, epoxy flooring, purification HVAC, electrical/automation, and HEPA filters.
Support particle count, temperature/humidity, pressure differential, illumination, noise testing to prepare for acceptance and production launch.
Cleanroom cost is affected by classification, area, air changes, temperature/humidity control, purification HVAC, filter configuration, industry standards, and validation requirements. Below are preliminary reference ranges.
| Classification | Reference Price | Suitable For | Description |
|---|---|---|---|
| Class 300,000 | 500-800 CNY/㎡ | Basic clean space | Suitable for relatively lower requirement production scenarios |
| Class 100,000 | 800-1500 CNY/㎡ | Standard cleanroom needs | More complete system configuration |
| Class 10,000 & Higher | 1500-4000+ CNY/㎡ | High-grade clean space | Varies significantly by classification, area, and MEP complexity |
Class 300,000 approximately 500-800 CNY/㎡, Class 100,000 approximately 800-1500 CNY/㎡, Class 10,000 and higher significantly more. Accurate quotes require considering usage, temperature/humidity, air changes, filtration system, testing standards, and site conditions.
Typically includes site survey, classification determination, design proposal, cleanroom panel enclosure, purification HVAC installation, electrical/automation, flooring, commissioning/testing, and final acceptance.
Generally per ISO 14644, GB 50073, GB 50591 standards, testing particle count, temperature/humidity, pressure differential, illumination, noise, and airflow organization.
Core differences are particle concentration limits, air changes, filtration system efficiency, and operating/maintenance costs. Class 10,000 has higher requirements, typically higher construction and operating costs.
Selected professional practices for cleanrooms, purification factories, and R&D laboratories.
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