1, Qingdao Zheng Da Yuan Bo Technology Co., Ltd. is located in Qingdao, Shandong Province, mainly selling hard disks; Mobile hard disk; Digital memory card, recording pen and other electronic products.
2. Jiaonan Tian Rui Licheng Electronic Equipment Business Department, located in Qingdao, Shandong Province, mainly sells hard disks; Mobile hard disk; Digital memory card, recording pen and other electronic products.