4/F,building 2,kaijeda industry zone,huachang road,longhua,shenzhen Shenzhen, Guangdong
LongsinTech is an international developer and manufacturer of high-quality security protection products accessories,such as gas leakage detector,smoke detector, infared detector,fire detector,etc.We are dedicated to enhancing people占쏙옙 way ...
gas detector, smoke detector, alarm, infared detector, siren, wireless intelligence security, saftguard accessories