Certificatu

Certificatu di produttu

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

Certificatu di sistema

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

ISO 9001 2015

IOS 9001

IOS 9001

IOS 14001

IOS 14001

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

ISO 14001 2015

Agente Autorizatu

certificatu (9)

L'impresa Polytech International Inc.

certificatu (10)

L'impresa di Yingdian (Shanghai) Supply Chain Co., Ltd.