Zapel S.A.
Poland
TID Technology Development Co. Ltd.
China
EC Insulator Jiangxi Co., Ltd.
Hitachi Energy Transformer Components and Service
Switzerland
Avient Corporation
United States
Guangzhou MPC Power International Co. Ltd.
Shaanxi Taporel Electrical Insulation Technology
Vexila (PTY) Ltd
SOUTH AFRICA
Zhejiang Gaoneng Electric Installation Co., Ltd.
Changsha Guoli Electric Equipments
