Suzhou Company: Suzhou Kunhong Electronics Co., Ltd.
Company Address: No. 156 Huqing Road, Huguan Industrial Park, Huqiu District, Suzhou City, Jiangsu Province

Suzhou Company: Suzhou Dingguagua E-commerce Co., Ltd.
Company Address: No. 156 Huqing Road, Huguan Industrial Park, Huqiu District, Suzhou City, Jiangsu Province

Zhejiang Company: Taizhou Yuming Trading Co., Ltd.
Company Address: Room 701, Unit 1, Building 9, Jiangnan Jinyuan, No. 235 Binhai Avenue, Songmen Town, Wenling City, Taizhou City, Zhejiang Province

Changzhou Company: Jiangsu Diheng Hi-Tech Co., Ltd. (Joint-stock)
Company Address: No. 200 Datong West Road, Niutang Town, Wujin District, Changzhou City, Jiangsu Province