Start the New Year with Nanjing Blue Sky Filter - a professional OEM manufacturer of HVAC air filters, home appliance filters, and automotive filters for wholesale buyers.

Nanjing Blue Sky Filter successfully attended IFA 2025 in Germany, Saudi Infrastructure Expo 2025, and Global Sources Electronics 2025 in Indonesia. We met partners from all over the world and showcased our latest filtration products, including vacuum cleaner filters, air purifier filters, automotive filters, and HVAC filters. As a professional OEM/ODM filter manufacturer, we’re proud to share innovative filtration solutions and build strong global partnerships.

Breathe Easier This Christmas: Discover HVAC Air Filter Wholesale Solutions for a Healthier Indoor Season
Give the gift of clean air this holiday season with our exclusive HVAC air filter wholesale collections. Perfect for winter preparedness, our bulk filters ensure continuous protection against dust, allergens, and airborne particles—ideal for homes, offices, and multi-property management. Shop now for seasonal offers and make indoor air quality your priority this Christmas.

Dear Customers,As the winter snow gently falls and the Christmas bells prepare to chime, we are delighted to bring you our exclusive Winter & Christmas Season Special Offers! Whether you're a filter retailer, or purchasing for a home&hotel cleaning company, or a local auto repair shop, you can take a look at our filter products.

​ Dear friends, we are excited to announce that Nanjing Blue Sky Filter will attend IFA Berlin 2025 from September 7th to 9th. As one of the leading filter manufacturers in China, we warmly welcome all business partners, industry professionals, and potential clients to visit our booth and explore our latest filtration solutions.

Nanjing Blue Sky Filter will exhibit at the CHINA (DUBAI) EXPORT BRAND JOINT EXPO from Dec 17–19. Explore OEM/ODM HVAC filters, home appliance filters, and automotive filter solutions for global wholesale buyers.

This September, Nanjing Blue Sky Filter will be participating in three major international exhibitions. We are excited to meet global partners, showcase our latest filtration solutions, and explore new opportunities for cooperation.

We are thrilled to announce the launch of our latest range of motorcycle filters designed to deliver superior engine protection, improved performance, and longer service life. Whether you are an OEM brand, a distributor, or a motorcycle enthusiast, our new air filter series is engineered to meet the needs.

In today's beauty industry, nail salons are expected to not only deliver stunning results but also maintain a clean and healthy environment for both technicians and clients. One of the most overlooked yet critical components in achieving this is the nail dust collector filter. 

How long does a vacuum cleaner dust bag last?Ah, the humble vacuum cleaner dust bag. You probably don't think much about it — until your vacuum starts spitting dust back out or making that sad little wheezy sound like it's begging for help.So how long does a vacuum dust bag actually last?