Phone/WhatsApp: +852 44324323 Email: dongx3232@gmail.com

Our Core Service Advantages:
1. Strict Quality Control
Full-process quality inspection supported by CNAS accredited laboratory. All filters are inspected strictly in accordance with ISO and IATF16949 standards to ensure stable and reliable filtration performance.
2. Wide Range of Products
We supply full series of primary, medium and high efficiency filters, various filter media, cleanroom aluminum profiles and complete filter supporting accessories, with more than 3000 specifications for your choice.
3. Competitive Factory Price
We own an 185-acre intelligent factory with 12 fully automatic production lines. Mass annual output cuts down manufacturing cost, providing direct factory price without intermediate markup.
4. Professional Custom Package Solution
One-stop customized service includes dimension adjustment, filter material upgrade, frame structure optimization, drawing confirmation and export-standard packaging for worldwide transportation.
5. Flexible OEM & ODM Service
Support private logo printing, exclusive filter formula development, non-standard size customization and personalized product design based on customers’ technical drawings and demands.
6. Reliable After-Sales Guarantee
We reply to all inquiries within 24 working hours, provide professional installation and application technical guidance, together with long-term after-sales follow-up and defective product replacement service.
Corporate positioning and qualifications:
- Passed the IATF16949 quality system certification for the filter industry
- Equipped with a CNAS-accredited national laboratory, a provincial-level filtration technology innovation center, and an industrial design center
- A modern intelligent factory spanning 185 acres, equipped with 12 fully automated production lines
- Production capacity: annual production of 60 million filter products, with over 3,000 specifications and models






CONFIRMATION:
- A: What kinds of manufactory use our products? ––confirm product material
- B: How many worker or goods need use the products? —- confirm the product dimension.
- C: What purification rank are you need? —— confirm the purification rank for our product.
- D: What kind of system control are you like? ——-confirm the control system.
- E: How many air speed are you want ? —confirm the products configure.
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