Ningbo Changqi Porous Membrane Technology Co., Ltd., established in May 2006, is a manufacturer and trading company based in Ningbo, China. The company specializes in the independent research, development, and production of various grades of ePTFE membranes and laminated filtration media, with porosity ranging from 0.2 to 5μm. They offer OEM services and operate with ISO 9001 certification. Their product portfolio includes ePTFE Vacuum Cleaner filters, ePTFE HEPA Filters, face mask and respirator media, ePTFE Disc Filters, and ePTFE Industrial Cartridges. These products are widely used in air filtration, vacuum cleaner filtration, HEPA & ULPA filtration for clean rooms, microfiltration, and medical applications. With excellent manufacturing facilities, complete lab instruments, and experienced technical staff, Ningbo Changqi Porous Membrane Technology Co., Ltd. maintains a large-scale production workshop and standard production lines, ensuring products comply with national standards. The company has an annual output value of US$2.5 Million - US$5 Million and produced 2,000,000 square meters of ePTFE membrane in the previous year. They are registered with Dun & Bradstreet and have been audited.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Own brandOwns and operates its own brands and manufacturing facilities.
Industry association memberMember of QB/T 5002-2016 drafting member association.
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PTFE Membrane with Pet Filter Media (FX20D0218)
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PTFE Membrane with PP Filter Media (FX20D7008)
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PTFE Membrane with Pet Filter Media (FH14D0808)
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PTFE Membrane with Pet Filter Media (FH11D0735)
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PTFE Membrane with Pet Filter Media (FH11D0635)
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PTFE Membrane with Pet Filter Media (FH11D0322)
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PTFE Membrane with Pet Filter Media (FH14T0304)
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PTFE Membrane with Pet Filter Media (FH14D0218)
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PTFE Membrane with Pet Filter Media (FH13D0335)
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PTFE Membrane with Pet Filter Media (FH13D0218)
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PTFE Membrane with Pet Filter Media (FH13D0334)
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PTFE Membrane with Pet Filter Media (FH11D0218)
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Certifications
ISO 9001
1
International Organization for Standardization 9001
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EuropeEurope
AsiaAsia
North AmericaNorth America
South AmericaSouth America
🇲🇪 Montenegro🇲🇪 Montenegro
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Ningbo Changqi Fluorine Plastic Products Co., Ltd., established in 1993, is a premier manufacturer and exporter specializing in polytetrafluoroethylene (PTFE) products and plastic hardware. Headquartered in Ningbo, China, the company is recognized as a state-level high-tech enterprise and is one of the world's largest producers of PTFE thread seal tape, with a monthly capacity exceeding 18 million rolls. Operating from a 50,000-square-meter factory complex with over 400 employees, the company maintains advanced production lines for sealing materials, porous membranes, and large-scale injection molding.
The company's extensive product portfolio is organized into three primary series: Sealing & Insulation, Plumbing, and Filtration. Key offerings include PTFE thread seal tape, expanded PTFE sealing cords, PTFE porous membranes, and high-precision calendaring films. Through its specialized subsidiaries, the company also manufactures bathroom hardware, such as brass valves, faucets, and shower outlets, as well as industrial plastic products like pallets and trash bins. Their technical expertise is evidenced by 37 patents and their role as a main drafter of national standards for PTFE thread seal tapes.
Ningbo Changqi maintains a robust international presence, exporting approximately 90% to 95% of its production to over 80 countries, including major markets in the USA, Europe, Japan, and India. The company adheres to rigorous international quality standards, holding certifications such as ISO 9001, ISO 14001, IATF 16949, UL, CSA, CE, and WRAS. Their commitment to quality and innovation has established them as a trusted supplier for global industrial leaders and major hardware distributors.
500L Removable Plastic Trash Bin with Two Large and Small Covers$60
Ningbo Changqi Bathroom Hardware Industry Co., Ltd.
🇨🇳 China
199851-100 peopleManufacturer/Trading Company
Established brand
OEM manufacturer
ODM manufacturer
Own brand
Shipments
82
Key customer
MUELLER
Key market
🇲🇽 Mexico
Description
Ningbo Changqi Bathroom Hardware Industry Co., Ltd. is an ISO 9001 certified manufacturer and trading company based in Ningbo, China, established in 1998. With 51 to 100 employees, the company specializes in the OEM and ODM manufacturing of innovative cleaning and hygiene products, operating a factory exceeding 4800 square meters with an injection workshop. They are also recognized as an ISSA Member. Their extensive product portfolio includes a wide range of dispensers such as manual and automatic soap dispensers, hand sanitizer dispensers, paper towel dispensers, and air freshener dispensers. They also offer hand dryers, sanitary bins, toilet cubicle hardware, automatic faucets, and various plumbing fittings. Beyond hygiene products, the company, as part of the "Changqi" group, diversifies into industrial materials like PTFE thread seal tape, adhesive tapes, filter membranes, and valves. Their products, including those under the Doctorclean® brand, are designed for diverse hygiene environments including public washrooms, healthcare facilities, schools, offices, and hotels, and are exported worldwide through a network of distributors.