Racewave Automotive System Co.,LTD is a manufacturer which specialize in producing high quality car alarm , parking sensor kits and GPS navigation. we have established sales agencies throughout the 26 major cities, and has expanded market share to North America, South-east Asia, Europe and Middle East. The car alarm system we have: Two-way car alarm, One-way car alarm, GSM Car alarm and keyless entry system.we are welcome carry on the order of OEM, ODM from customers worldwide.