GfK Holding, Inc.
Shanghai Huaxiang Electronic Lighting Co., Ltd.
Zibo Bona Science & Technology Development Co. Ltd.
Drum Workshop, Inc.California, United States
Beijing Zhongkai Luda Transportation Technology Co., Ltd.
Xi'an Ruibao Electronic Technology Co., Ltd.
Kailong Dongfang Automobile Co. Ltd.
Jiaozuo Huafei Electronic & Electric Co. Ltd.Henan Sheng, China
Home Intelligence Co. Ltd.
Shenzhen United Haichuan IOT Technology Co., Ltd.
Shanghai Baotusi Industrial Technology Co., Ltd.
Ningbo Yida Electric Appliances Co. Ltd.