Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for Electrical Self Defense, Door Entry Alarm , Gsm Magnetic Door Alarm , Health Alarms For The Elderly ,safe sound . We always regard the technology and customers as the uppermost. We always work hard to create great values for our customers and offer our customers better products & services. The product will supply to all over the world, such as Europe, America, Australia,India , Macedonia ,Costa Rica , Guatemala .We have a strict and complete quality control system, which ensures that each product can meet quality requirements of customers. Besides, all of our products have been strictly inspected before shipment.