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Authorization & Certifications

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Certification of ISO9001

We are certified by ISO9001 as quality control system, for control valves and safety relief valves, from an order to delivery and related services

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ASME V,UV Stamp

This certificate is for safety valves guaranteed to manufacture safety valves in accordance with ASME code

V stamp:ASME Sec.Ⅰfor boilers

UVstamp:ASME Sec.Ⅷ for pressure vessels

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Type-Test Certification of Special Equipment

This certificates are for globe type, butterfly type and eccentric rotary plug type control valves as to meet with the requirements of the Pressure Pipe Components Type Test Regulation in China.

Certified based on High Pressure Gas Safety Law

Certified workshop by the law for high pressure parts

JIS(Japan Industrial Standards) certification for explosion-proof products

For control valves accessories

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