ZD-XF (Guangdong Zhongdian Jiajin Environmental Technology Co., Ltd.) is a high-tech manufacturer specializing in haze-purification fresh air systems, large commercial fresh air units and real-estate ventilation projects. We welcome overseas distributors, HVAC contractors and brand owners with certified products and OEM/ODM service.
From silent residential duct fans to large commercial fresh air systems — matching our domestic product line at zd-xf.com. Contact us for complete datasheets and selection charts.
Ducted fresh air processors for large commercial buildings and real-estate projects, with haze-purification (PM2.5) filtration — the core business of ZD-XF since 2001.
Cabinet-type centrifugal fan units engineered for low noise — widely used in shopping malls, hotels and office HVAC systems where quiet operation matters.
Inline duct fans with acoustic insulation for apartments, offices and hotels — delivering strong airflow at residential-grade noise levels.
Wall-window and cabinet ventilation fans for general fresh-air and exhaust duty in residential and light-commercial spaces.
Modular HEPA purification boxes that integrate with fresh air or AHU systems — removing PM2.5 and haze particles for healthy indoor air.
Your brand, your spec. We customize casing, airflow configuration, voltage (110/220/380V), packaging and manuals — backed by 24 years of manufacturing.
From domestic real-estate projects to commercial buildings — the same engineering now available for export markets.
Malls, offices and hotels with large-scale fresh air systems and low-noise fan cabinets
Dedicated fresh air units for residential developments — our leading product line
Haze and PM2.5 removal with HEPA purification boxes for healthy indoor air
Silent duct fans and ventilation where quiet comfort is essential
ZD-XF (Guangdong Zhongdian Jiajin Environmental Technology Co., Ltd.) is a subsidiary of Foshan Nanhai Zhongxing Hardware & Electric Factory. Based in Lishui Town, Nanhai District, Foshan, Guangdong, we have focused on haze-purification fresh air systems and ventilation equipment since 2001.
Our leading products — large commercial fresh air systems and dedicated real-estate fresh air units — have made ZD-XF a recognized brand in the Chinese ventilation industry.
ZD-XF systems are specified in residential developments and commercial buildings across China. Detailed project references and photos available on request.
ZD-XF real-estate fresh air units supplied to residential projects — our flagship product line, delivered through developer and distributor channels.
Fresh air processors and KTJ low-noise fan cabinets for malls, hotels and office buildings requiring stable, quiet ventilation.
High-efficiency purification boxes integrated into existing ventilation systems for PM2.5 control in schools and public buildings.
Straight answers to the questions overseas distributors and contractors ask us most.
Tell us your model, airflow requirement or project drawing — our export team replies with specification, price and lead time.
You talk directly with the manufacturer — no sales middlemen.
