Quality Control
QC Profile
Every company deeply understand that quality is the basic weapon for an enterprise to win. Quality is one of the factor that helped the business to achieve success, so we strive to provide qualitative business.
Certifications
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
Company Profile
Wuhan Wechange Technology Co., Ltd
Contact Person: MrsDai
