Shenzhen Haotier Technology Co., Ltd is a professional manufacturer of digital products such as USB flash drive, USB flash drive pen, USB laser pointer pen ,camera pen ,voice recording pen,mp3,mp9 pen and other emerging consumer electronic digital pen products. our company is located in world digital electronic products productive base in Shenzhen ,China.We have been dedicated to USB storage products since 1999. Our business covers Research and Development, Manufacture and Export of above items. The company subordinate stationery factory Wang-Duoduo is located in the flourishing of stationery...