We are key manufacturer of car/motorcycle alarm, parking sensors, HID xenon conversion kits, keyless entry system, power window kit and central locking systems with high quality and competitive price. Our brand HUATAI and Steeli Men are very famous among customers. Our quality management systems are ISO 9001: 2008 and TS16949 certified. Using testing equipment from the US and Japan, 30 QC technicians check our products piece-by-piece throughout production. And we perform -40 to 85 degrees Celsius temperature tests. Manufactured using US-built microchips, all our items carry FCC and CE marks, and comply with RoHS Directives. We invest heavily in R&D and personnel training. Annual capacity at our 20, 000-square-meter factory is 4 million units. Our factory is equipped with 10 sets of SMT machines and 4 sets of ICT.