Certificat

Certificat de produs

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 de sistem

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

ISO 9001 2015

IOS9001

IOS9001

IOS14001

IOS14001

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

ISO 14001 2015

Agent autorizat

certificat (9)

LOA de la Polytech International INC.

certificat (10)

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