Shenzhen Zhengheqisheng Industrial Co., Ltd. has been a private and hi-tech enterprise since 2002. Our company is specialized in developing and producing audio and video electronic products such as mini digital hidden camera products,mini dvrs,sports sunglasses dvr and mini projectors, MP3 ,MP4 players, digital cameras ,MID,and mobile phone. So far, our company has established more than 10 Departments, Including R&D, Engineering Department, SMT Department, Article Guarantee Department, Electronic Workshop, Ink-Spray and Silk-Screen Department, Domestic Sales Department and Abroad Sales...