Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for Window Breaker, siren alarm , Alarms For Elderly To Wear , Personal Alarm Wrist ,Pripaso Personal Alarm . We are glad that we are steadily growing with the active and long term support of our satisfied customers! The product will supply to all over the world, such as Europe, America, Australia,Leicester , Russia ,Maldives , Plymouth .We have customers from more than 20 countries and our reputation has been recognized by our esteemed customers. Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us.