Sinocastel is one of the largest GPS & IoT hardware manufacturers in China with more than 10-years experience in the development and manufacturing of automotive electronics. The company distributes its products to 140+ countries. The core produce includes OBD GPS trackers, hardwired GPS trackers, asset GPS trackers, T-BOX, DVD Navigation Systems, etc. Sinocastel's products are widely used in fleet management, usage-based insurance solutions, telecom industry, car rental business, and more.