The corporate keeps towards the operation concept "scientific administration, superior quality and performance primacy, client supreme for Wireless Dual Sensor Smoke Alarm, Door Stop Security Alarm , Vigilant Personal Alarm , Door Chain Lock Alarm ,Alarm Door Contacts . Since establishment in the early 1990s, we have set up our sale network in USA, Germany, Asia, and several Middle Eastern countries. We aim to be a top class supplier for worldwide OEM and aftermarket! The product will supply to all over the world, such as Europe, America, Australia,Portugal , Honduras ,Marseille , Guatemala .We have the best products and professional sales and technical team.With the development of our company, we are able to provide customers best products, good technical support, perfect after-sales service.