Indisol S.A.

Portugal

Polycast

Canada

Dalian Insulator Group T&D Co., Ltd

China

Zhejiang Gaoneng Electric Installation Co., Ltd.

China

Zapel S.A.

Poland

Hivolt Power System

China

TID Technology Development Co. Ltd.

China

Wenzhou Yikun Electric

China

Eximprod Power Systems S.A.

Romania

Zhongrui Electric co.,ltd

China

K-Line Insulators Ltd.

Canada

Newell (A PGC Company)

United States