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Why Can We Always Ensure Excellent Quality

Quality Control

Most of our products conform standards of GB, ASTM, ISO, DIN and other relevant international testing standards.

Each test equipment will be double check before shipment, we will make sure that our test equipment can pass every third party calibration.

DONGGUAN YUYANG INSTRUMENT CO.,LTD

DONGGUAN YUYANG INSTRUMENT CO.,LTD

Certification

DONGGUAN YUYANG INSTRUMENT CO.,LTD Certifications
Standard: ISO9001:2008-1
DONGGUAN YUYANG INSTRUMENT CO.,LTD Certifications
Standard: ISO9001:2008-2
DONGGUAN YUYANG INSTRUMENT CO.,LTD Certifications
Standard: Calibration Certificate
DONGGUAN YUYANG INSTRUMENT CO.,LTD Certifications
Standard: Patent Certificate
DONGGUAN YUYANG INSTRUMENT CO.,LTD Certifications
Standard: Certificate of Conformity
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