Depromax Ltd.
Taian Kechuang Mining Equipment Co., Ltd.
PT Bostinco
Hong Wei Technology Co. Ltd.
Viatar LLC
Beijing Leader Technology Co., Ltd.
Dineng (Guangzhou) Electronic Technology Co., Ltd.
Hangzhou Longbu Technology Co. Ltd.
Cixi Baogong Electrical Appliance Co. Ltd.
Suzhou Special Motor Factory Co., Ltd.
Shenzhen Feihe Electronics Co. Ltd.
Yong-wan Kim