Nanjing Blue Sky Filter Co.,Ltd. is a worldwide leading provider of liquid filter bags and services that brings value to its clients. Blue Sky produces a number of different product series, including air filters. During the Blue Sky pleated panel air filters manufacturing process, diverse stages are involved. They mainly cover preparation for design (foot type collection), graphic design, pattern cutting, machining, and surface & edges trimming. Blue Sky has mature and stable production process and quality control system.

we attaches great importance to after-sales service and has established after-sales service team. Inquiry!