Quad-ring & X-ring
Products Are includes Fkm-fpm-viton, kits Ring, NBR Ring, Silicone, With PTFE Coating.
My Company Set Research And Development, Design, Manufacture, Sales And Service In One, Is A Number Of National Patents With A Well-Known Enterprises In Hebei. In 2016 Passed The Iso9001 Quality Management System Certification, Ce Certification.

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