Standard: Quality Management System Certificate Number: NOA2301680 Issue Date: 2024-05-28 Expiry Date: 2026-02-26 Scope/Range: research,development,production and sales of nanofiber composite non-woven fabrics and filter elements Issued By: NOA

Standard: Quality Management System Certificate Number: NOA2301681 Issue Date: 2024-05-28 Expiry Date: 2026-02-26 Scope/Range: research,development,production and sales of nanofiber composite non-woven fabrics and filter elements Issued By: NOA

Standard: Quality Management System Certificate Number: NOA2301681 Issue Date: 2024-05-28 Expiry Date: 2026-02-26 Scope/Range: research,development,production and sales of nanofiber composite non-woven fabrics and filter elements Issued By: NOA

Standard: Invention patents Number: ZL 2020 1 0094585.3 Issue Date: 2021-10-01 Scope/Range: Polyvinyl alcohol-ethylene copolymer honeycomb porous membrane and preparation method thereof Issued By: State Intellectual Property Office

Standard: Invention patents Number: ZL 2022 1 0817135.1 Issue Date: 2024-02-20 Scope/Range: Preparation method of nylon nanofiber suspension, nylon nanofiber membrane and application Issued By: State Intellectual Property Office

Standard: Invention patents Number: ZL 2022 1 0934349.7 Issue Date: 2024-02-23 Scope/Range: Nanofiber aerogel material for strong anion exchange and preparation method thereof Issued By: State Intellectual Property Office

Standard: Invention patents Number: ZL 2021 1 1677067.5 Issue Date: 2023-04-11 Scope/Range: Composite chromatography filter membrane material based on nanofiber and polymer microspheres and preparation method thereof Issued By: State Intellectual Property Office

Standard: Certificate of Achievement Number: J-2018-1-11-D04 Issue Date: 2018-10-19 Scope/Range: Key technologies for the industrialization of thermoplastic polymer nanofibers and their applications in the field of liquid sep Issued By: China National Textile and Apparel Council (HUI).

Standard: China Textile Industry Patent Award Number: ZL201410193018.8 Issue Date: 2019-11-13 Scope/Range: A kind of high-adsorption nanofiber composite filter material and preparation method thereof Issued By: China National Textile and Apparel Council (HUI).

Standard: Science and Technology Award Certificate Number: 2023J-242-3-112-019-D03 Issue Date: 2024-03-14 Scope/Range: R&D and industrialization of complete sets of leachate treatment technology and equipment for landfills Issued By: Hubei Provincial People's Government

Standard: Invention patents Number: ZL 2014 1 0193018.8 Issue Date: 2016-04-20 Scope/Range: A kind of high-adsorption nanofiber composite filter material and preparation method thereof Issued By: State Intellectual Property Office