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.

Discover how indoor air filters improve air quality by blocking outdoor dust, pollen, and allergens. Shop high-performance, customizable air filters at Blue Sky Filter.

Nanjing Blue Sky Filter is a leading manufacturer specializing in high-quality filter solutions for various industries. With over 15 years of experiences, we provide a comprehensive range of filters for automotive, HVAC systems, home appliances etc. Our products are designed to meet rigorous demands of performance, durability, and efficiency.

This article mainly talks about What Is a MERV Rating? and Differences Between MERV 8, MERV 11 and MERV 13

Today marks the Double Ninth Festival, a traditional Chinese holiday dedicated to showing respect and care for the elderly. On this special day, families come together to honor their loved ones and promote health and longevity.One of the most meaningful ways to care for the elderly.

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.

Combat seasonal air pollutants with our B2B air filter solutions. Stock up on HVAC, air purifier, vacuum & humidifier filters. Ensure clean indoor air for your clients. Browse our catalog.

As the national holiday approaches, millions of families prepare for long-distance drives and road trips. While packing luggage and planning routes are top of mind, one critical step often gets overlooked—checking and replacing your car's air filter. A clean and efficient air filter is not only essential for the health of your vehicle but also for the comfort and safety of everyone traveling with you.

In this article, we will explore why your car air filter plays such a crucial role, the risks of neglecting it, and how timely replacement before a road trip can save you money, reduce emissions, and ensure a smoother driving experience.