Zhongshan Lingtong Electronic Factory of Guangdong Province, founded in October 1995 . Our company has been engaged in the development and production of series of electronic burglarproof security products in order to offer consumers perfect burglar alarm systems. Our products mainly include alarms for cars and motorcycles, building intercom and monitoring systems, electric telecontrol products (lamps, locks and power initiators), home/shop purpose burglar alarm systems etc., among which? "TIE JIA WEI SHI" home/shop purpose intelligent burglar alarm, residential quarter management and car burg car proof alarm systems are equipped with telephone or GSM automatic dialing alarms and are among world-grade advanced products.