Certificate Honor

Our company passed the ISO9001, ISO14001 and ISO/TS16949 international management system certification, and obtain special equipment pressure pipe components manufacturing license (permission scope: metal hose PN ≤6.0 MPa, DN ≤1000 mm) (metal bellows expansion joint PN ≤2.5 MPa, DN≤ 800 mm PN ≤1.6 MPa, DN ≤1000 mm or PN ≤0.6 MPa, DN ≤1200 mm)] Our company has 1 national invention patents, more than 50 utility model patents, 3 national torch plan projects, 1 item of ministry of science and technology innovation fund project. Also, we are the industry standard for oil tank central drainage system (System number: SY/T0511.6-  2010) to participate in the drafting unit.
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Industry-leading supplier of exhaust flex pipe, metal bellows, and clamps, with 32 years of professional manufacturing experience. Large-volume shipments at more favorable prices.



Factory address:HengQianKou Industrial Zone, NanTang Town, YueQing city, WenZhou, ZheJiang, China
Whatsapp: +86-15058976697
Company tel: +86-577-62250902
Email address: mike@winnow-intl.com


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