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Safety and economical industrial valve solution” is Ouyi’s eternal quality policy and objective. Based on international and domestic industrial standards and customer requirements, we set up higher internal quality assurance standards to implement comprehensive and full quality management. OUYI already executed the full process quality control covered whole producing process which are from raw material purchasing, producing process, completed products inspection, test & tracing to after service. The inspection and tests include: Copyright © Компания по производству клапанов «OUYI», ООО All rights reserved Privacy Policy