Ningbo Zhonggao Rubber & Plastic Manufacturing Co., Ltd.
UnclaimedRubber and plastic seal manufacturer in Ninghai, Ningbo, producing standard, very large and miniature O-rings across FFKM, FKM and other elastomers, plus custom molded parts.
Models and supply data
Supplier models remain separate from standard sizes. Verification covers the maintained evidence only and never changes engineering ranking or verdicts.
No public models are maintained yet. Use the RFQ to ask about custom or stocked capability.
Documents and evidence
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No public evidence documents are maintained.
Material capabilities
Manufacturing capabilities
Certifications
Industries
Location
No. 300 Chuanghui Road, Binjiang Manufacturing Industrial Park, Liyang Town, Ninghai County, Ningbo, Zhejiang, China, Ningbo, Zhejiang, China
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Data provenance and engineering independence
This page organizes public supplier information; it does not imply a manufacturer claim, certification or endorsement by O Ring Design. Identity, verification and commercial-partnership labels never affect dimensional closeness, engineering match scores or qualification verdicts.
Source: official manufacturer websitePublic-data snapshot updated: 2026-09-10