Guangzhou Topshine Information Technic Co., Ltd. is a manufacturer and supplier of GPS vehicle tracking solutions and devices with good quality and very competitive price for 13 years in China. We have our own experienced R&D team, excellent sales team and user-friendly software platform. We can promptly provide customized products, solutions and technical support and services. The products are industrial grade module production, with high sensitivity and wide temperature tolerance, which make Topshine devices be able to work in bad weather. Customization/OEM/ODM/Buyer's labelling service are welcomed!