With over 20 years of experience in line wired/wireless alarm system, surveillance system and video doorphone Leo Security Group Corp., Ltd , has already become the biggest manufacturer safe security products Canada. At present consists 7 sole subsidiaries ...

Videon technology ltd (videontech) provides value added professional display solutions to niche and specialty markets, such as security video surveillance, digital signage, proav industrial markets. Products include flat panel CCTV monitors for ...