Amounts of safeguards are built into the production process to make sure Nanjing Blue Sky Filter Co.,Ltd. Filters air purification filters attaining customer fulfill the highest levels of safety and quality. Strict QMS helps us make certain the products that you like are of the best quality.

Blue Sky is a Chinese manufacturing company. We have been focusing on providing bag filter in our region and beyond. According to the material, Blue Sky's products are divided into several categories, and automobile filters is one of them. The production processes of Blue Sky hvac box filter consist of these following major steps: cutting, casting, welding, coarse grinding, accurate grinding, plating, and polishing. Using this product is a good way to lower energy consumption. It brings benefits for a house or workplace and finally will help save energy costs.

To keep with our longstanding commitment to Green quality standards, we maintain the highest international quality standards in our products, production processes, customer service, and manpower.