Sanful Technologies Ltd. , founded in 2003, mainly specializes in the production, research, developing, and sales of auto electronics in China.The main products are GPS/GSM Car Alarm, GPS/GPRS Tracking system, GPS product location & tracking system, GSM Car Alarm, and so on. We assure the Maximum Production Capability of 10,000pcs/month of GSM car alarm. We have a Research & Development Team working on Injection Mould Shop and Software Engineering. With the business principle of "technology-oriented, human-based, strategy of development through quality", We lay great importance not only on the product quality, but also the exploration of the new products. SANFUL is gaining more and more popularity due to the great efforts, and we will keep developing newer and better products to meet our clients' requirements. You are always welcome to contact us and visit our factory. We are looking forward to establishing friendly cooperative relationships with customers around the world in the near future.