- Hubei Yunsheng Technology Industrial Park Co., Ltd.
- Address:Tianli technology building room 212,lougang avenue No1
- Hongbao Electric Group Co., Ltd.
- Address:NO.198 Station Road, Shangyuan Industrial Zone, Liushi, Yueqing City, Zhejiang. China
- Shenzhen Vincent Handicraft Co., Limited
- Address:No.10, Block 1, Tanluo, Longhua
- Guangzhou Markyn Battery Co., Ltd.
- Address:Block2, Haijing Road6, Markyns Industrial Zone, XinZao Town, Panyu District, Guangzhou City, P. R. C.