Shenzhen Heavensea Technology Co., ltd, the gold supplier at Alibaba & Globalsources, is a professional GPS manufacture. We started out in 2004 with a handful of dedicated engineers and a great idea for a product which designs, manufactures, and markets for the consumer markets. Specially, not only you can select from our current models, but also OEM is welcomed. For more info., pls access to the URL of Http://www.heavensea.en.alibaba.com & http://www.globalsources.com/heavensea.co.