GlobalSat was registered in Shenzhen in 2004, GlobalSat was registered in Shenzhen in 2004, the development and production are carried out in Shenzhen, in our R&D there are many excellent software engineers and hardware engineers who have been working in this field for many years, many products they developed have been approved by the world market, our production line is professionally equipped with overall quality control system, the quality and delivery are well guaranteed by strict managerment system. In addition, we have been in partnership with other professional manufacturers in this field, and cooperating on long term and mutual benefit basis.