Ċertifikat

Ċertifikat tal-Prodott

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CQC-JD

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UL

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

VDE-X2

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KC-JY

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

ENEC-JD

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

IEC--JY

TUV

TUV

Ċertifikat tas-Sistema

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

ISO 9001 2015

IOS9001

IOS9001

IOS14001

IOS14001

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

ISO 14001 2015

Aġent Awtorizzat

ċertifikat (9)

LOA ta’ Polytech International INC.

ċertifikat (10)

LOA ta 'Yingdian (Shanghai) Supply Chain Co., Ltd.