Una filial de Siyuan Electric.
La primera sucursal de Siyuan Electric Co., Ltd.
Shanghai Siyuan High Voltage Switch Co., Ltd.
Jiangsu Rugao High Voltage Electrical Co., Ltd.
Jiangsu Siyuan Hertz Transformer Co., Ltd.
Shanghai Siyuan Power Capacitor Co., Ltd.
Siyuan Qingneng Electrical Electronics Co., Ltd.
Shanghai Sihongrui Power Control Technology Co., Ltd.
Shanghai Siyuan Optoelectronics Co., Ltd. p>
Beijing Siyuan Qingneng Electricidad y Electrónica Co., Ltd.