With years of professional industry experience, Lingjie has designed and constructed clean industrial plants, GMP workshops, aseptic rooms, biological safety laboratories, and related supporting products in numerous fields such as biology, food, chemicals, pharmaceuticals, microelectronics, electronic instruments, precision instruments, cosmetics industry, scientific research and education, aerospace, etc.

Lingjie,established in the year 2012, is a certified National "AAA" Credit Enterprise and High-tech Enterprise specializing in R&D, manufacturing, marketing, and service of air filters,purification equipment and engineering procurement and construction(EPC) of purification project. Serving over 10,000 enterprises and institutions, Lingjie has obtained ISO9001 Quality Management System Certification, OHSAS18001 Occupational Health and Safety Management System Certification, (EU) CE, RoHS certification,and other international certifications. It professionally produces "Lingjie" brand G-class coarse efficiency filters, F-class medium efficiency filters, H-class fine efficiency filters, U-class ultra fine efficiency filters, as well as manufacturing "Lingjie" brand air showers, pass boxes, clean benches, Fan Filter Units(FFU), class 100 Laminar Flow Cabinets(LFC), Dispersed Oil Particulate (DOP) fine efficiency air outlets, clean booths, fresh air cabinets, biological safety cabinets, etc. and related EPC projects.