Shanghai Compa Technology & Trade Co., Ltd.
Will Electronics Co., Ltd.
Shenzhen Tuofa Technology Co., Ltd.
Furui New Co., Ltd.
Warship Rock Technology (Shenzhen) Co., Ltd.
Jia You Sheng Co., Ltd.
Shanghai Lixi Microelectronics Technology Co., Ltd.
Qingdao Hengmao Electronics Co., Ltd.