Shenzhen Longxin Security Technology Co. Ltd is a primary manufacturer and exporter of security and protection products in china. with self-independent property rights and nuclear technology, adopting modern management system, advanced equipment, high-qualified staffs, the output of detector can reach 2000pcs per day , meanwhile, we can develop the new product according to the customers, including fire exinguisher ball, burglar alarm system, gas leakage alarm, smoke alarm, carbon monoxide detector, pir detector , ir beams detector, fire alarm system, stobe siren and others security alarm units.