Sinocastel is one of the largest IoT hardware manufacturer in China. The company has more than 10 years experience in development and manufacturing of automotive electronics, our business covers to more than 140 countries, main products including: OBD GPS tracker, hard wired GPS tracker, asset GPS tracker,T-BOX, DVD Navigation System etc which have been widely used in fleet management, car insurance UBI, telecom industry, car rental business.
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