Neumag
Minerva Co. Ltd.Japan
Xiamen Power Engineering Group Co. Ltd.
Zhejiang Tengyun Refrigeration Technology Co., Ltd.
Linyi Heli Electronics Co., Ltd.Shandong Sheng, China
Shanghai Jening New Energy Technology Development Co., Ltd.
Nantong Chaoli Rolling Machine Manufacturing Co., Ltd.
Shenzhen Datu Technology Development Co., Ltd.Guangdong Sheng, China
Fujian Pengkun Industrial Co., Ltd.
Zhenjiang Rende New Energy Science Technology Co. Ltd.Jiangsu Sheng, China
Guangzhou Institute of Quality Supervision and Testing
Guangzhou Guangdian Intelligent Technology Co., Ltd.