Grantek Industrial is engaged in the research, production and sale of automobile GPS navigation products. Our main products include automobile navigation black boxes, video interfaces and built-in GPS interfaces for Audi, BMW and Chrysler, as well as RGB interfaces, car cameras and TV tuners.

We have our own factory named Shenzhen Kllenout Navigation Technology, and housing many experts in electronic product development, software development and after-sales service. Customized orders are ...