Northern Digital, Inc.California, United States
Sensata Churod Technologies (Wuhu) Co. Ltd.China
Xinchang County Yunmu Electronics Co., Ltd.Zhejiang Sheng, China
Treble Innovations LLCUnited States
Hongji Electrical Appliance Hardware Factory
Quadrum Telecommunications, Inc.United States
Shanghai Power Storage Battery System Engineering Technology Co., LtdShanghai Shi, China
Weizhuo Petroleum Technology (Beijing) Co., Ltd.Beijing Shi, China
Ningxia Taifu Energy Co., Ltd.Ningxia Huizi Zizhiqu, China
BIOSALTS SrlItaly
Xiamen Jiuhua Communication Equipment Factory
NINGBO LISHEN POWER BATTERY SYSTEMS CO.,LTDZhejiang Sheng, China