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HOME
About CHY
Group Profile
Group Culture
Chairman's Statements
Development History
Honor&Qualification
Client Certificate
Government Certificate
Qualification
Business
Seal
Valve stem seals
Wheel bearing seals
Crankshaft&camshaft seals
Transmission dynamic seals
Sparking plug seals
Gasket
Power steering seals
Shock absorber seals
New Energy
Special Materials
Trading
Media Center
News
Trade Shows
Industry Information
Love Fund
Engineering Technology
Research & Development
Mold Machining
Product Manufacturing
Inspection & Test
Competitive Advantage
Contact us
Laiyang CHY
Qingdao CHY
Shanghai CHY
Main Customer Distribution
Chinese
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Inspection & Test
Product performance test capability
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Rubber testing capability
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