Zapel S.A.

Poland

Shaanxi Taporel Electrical Insulation Technology

China

Zhejiang Gaoneng Electric Installation Co., Ltd.

China

Hitachi Energy Transformer Components and Service

Switzerland

EC Insulator Jiangxi Co., Ltd.

China

Avient Corporation

United States

TID Technology Development Co. Ltd.

China

Reinhausen Power Composites

Germany

Vexila (PTY) Ltd

SOUTH AFRICA