1. ISO9001:2000 approved.
2. Specialized in car siren, motorcycle siren as well as electronic siren.
3. Introducing advanced full-automatic double-crest welding system, plastic machine and automatic assembly line both at home and abroad.
4. Car siren series: one tone, six tone, eight tone tuning siren, back up battery, voice siren.........
5. Production Power: 600000pcs per month.