Certifikát

Certifikát produktu

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CQC-JD

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UL

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VDE-X2

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KC-JY

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ENEC-JD

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IEC--JY

TUV

TUV

Systémový certifikát

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ISO 9001 2015

IOS9001

IOS9001

IOS 14001

IOS 14001

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ISO 14001 2015

Autorizovaný zástupca

certifikát (9)

LOA spoločnosti Polytech International INC.

certifikát (10)

LOA spoločnosti Yingdian (Shanghai) Supply Chain Co., Ltd.