Nanjing Blue Sky Filter Co., Ltd., established in 2009, is a professional manufacturer dedicated to high-quality air and water filtration solutions. As one of the field leaders, Blue Sky Filter prioritizes innovation, quality, and sustainable development as our core values, committed to improving people's quality of life and protecting the environment.

Blue Sky Filter specializes in the production and sales of various filtration products, including but not limited to household appliances’ filter replacements (such as air purifier filters and vacuum cleaner filters etc.), HVAC system filters, and customized filtration solutions. The company’s product range covers air filtration products, water filtration products, kitchen filtration products, and automotive filtration products, among others. The company’s products are widely used in residential, commercial, and industrial environments, improving indoor air quality, purifying air and water, and meeting the diverse filtration needs of customers. Blue Sky’s products are exported to international markets, including Europe and the United States.

Blue Sky Filter has steadily grown over the years and possesses a professional R&D team. The company is ISO9001 and ISO14001 certified, recognized as a national high-tech enterprise, and has received multiple patents and quality inspection reports. Blue Sky Filter boasts a modern standard dust-free workshop, advanced specialized production equipment, well-designed production lines, and a comprehensive and advanced testing laboratory. With strict quality control and management systems in place, Blue Sky Filter ensures that customers receive the best cooperation and service. 

Blue Sky's filtration products are produced with various environmentally friendly materials and advanced production equipment according to customer specifications and requirements to meet their customized needs. The company has multiple quality inspection devices to ensure that each product meets national standards, while exporting products that meet relevant American and European standards (such as HEPA filter to meet EN1822 standards).

Blue Sky Filter has a team full of passion and professional knowledge, providing customers with excellent filtering solutions. Not only can we provide mature filtration products, but we can also design and develop new filtration products for customers for household, residential, commercial, and industrial purposes.

 Blue Sky Filter's mission is to provide customers with competitive premium filter products, and work together with employees to achieve mutual benefit with customers!