Ruby Technology Co.,Limited, established in Hong Kong, covering 1000 square meters with over 100 staff, 10 researchers and famous brand---- RUBY.

Our main products are home GSM alarm system,  wireless/wired home alarm system, security systems ,car GSM alarm system, GPS tracking system, smoke detectors, gas/CO/LPG detectors and all kinds of detectors. They are with the CE, FCC, ROHS and ISO 9001:2000 certifications.