ZhongShan Thor Science & Technology Co.Ltd established in GuZhen town of ZhongShan City in 1999,independent research and development at scooter & car alarm system products.We have more than 200 works and operate a 5000 square meter factory complete with ultrasonic sealing machines and SMT equipment. With such resources, we guarantee you a mothly output of more than 50000 sets. We are now a large-scale local manufacturer of alarm system products with mighty developing and producting ability.We market our products under our registered trademark "Thor" and have earned two national parents for our motorcycle alarms.At present 40% of our products are exported to Southeast Asia, Western Europe, Africa and South America. Looking forword to you various product customization services.