Our company, established in 1991, is the exclusive and famous corporation producing patented brand (KAILUN and LUNKAI) motorcycle, electrical bike, bicycle and home series of alarm anti-theft locks.



This lock series have been inspected by Provincial Quality Inspection Station and Quality Supervision & Test Centre of Alarm System for Security & Crime. The quality of our lock series is outstanding and the capability of guarding against theft is perfect. Our lock series have been appointed as "Safety Guard Against Products" specially by Province and City Public...