Certificat

Certificat de producte

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

CQC-JD

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

UL

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

VDE-X2

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

KC-JY

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

ENEC-JD

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

IEC--JY

TUV

TUV

Certificat del sistema

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

ISO 9001 2015

IOS9001

IOS9001

IOS 14001

IOS 14001

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

ISO 14001 2015

Agent autoritzat

certificat (9)

LOA de Polytech International INC.

certificat (10)

LOA de Yingdian (Xangai) Supply Chain Co., Ltd.