Takaddun shaida

Takaddar Samfura

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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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Farashin ENEC-JD

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IEC --JY

TUV

TUV

Takaddun shaida na tsarin

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ISO 9001 2015

IOS9001

IOS9001

Saukewa: IOS14001

Saukewa: IOS14001

https://www.jec1988.com/system-certificate/

ISO 14001 2015

Wakili Mai Izini

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Abubuwan da aka bayar na Polytech International Inc.

takardar shaida (10)

LoA na Yingdian (Shanghai) Supply Chain Co., Ltd.