- Seven Stars Electronics Taiwan Ltd.
- piezo siren,piezo buzzer,bell box,warning strobes,car warning light,Vehicle Warning Lights,Sirens and Bell Boxes.
- Address:8F, 542-7 Chung Cheng Rd. , Hsin Tien District
- Socompe Group Sowell Corpration&TV Tech USA
- Alarm, Siren, Piezo, Horn, Speaker, Electronics,Alarm,Sensors.
- Address:No.4-7, Lane 199, Sec.1, Hopin E. Rd., Taipei City 106, Taiwan
- LIGHTAK ELECTRONICS CORP
- FIRE BELL,OVERLOW ALARMS,OBEDIENCE SIRENS & STROBE,ANTI-SHOPLIFTING DEVICE,SIREN PARTS,SIREN SKD & PCB,PIEZO & SPEAKERS,MINI PIEZO SIREN,CAR ALARMS,EXTERNAL SIREN,PERSONAL ALARM,DOOR PROTECTOR.
- Address:11F, NO. 77, SEC. 2, KEELUNG RD. ,
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