Established in 1998, Shenzhen Number One Industrial Development Co., Ltd. is a manufacturer specialized in the research, development and production of digital products such as MP3 sunglasses, Bluetooth sunglasses, Video recorder sunglasses, Digital sunglasses, Digital watch, Digital Pens and so on digital personal products.

We are located in Shenzhen 5A Wanhefeng Industry Zone 27-4 xihuan Road Buji, Shenzhen. With convenient transportation access. All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world. All of our products are aproved Like CE FCC RoHS 3C certification.