Product list
Public address equipment: Amplifiers: mixer amps, boosters, mixers, portable amps, BGM systems, zone amps Microphones: Wired hand helds, desk top with flexible goose neck, chime mics, CB ptt, electret condenser hand & lavalier. Loudspeakers: Columns, Horns 100v line and low impedance, ceiling mounts, wall mounts, cylindrical projection, Pro-cabinets 2 & 3 way. Megaphones: Pistol grip & shoulder slung with siren. Speaker/mic stands & PA accessories: Conference system.
Intercom systems
www.aiphone.com
EN-54 Certified digital voice evacuation systems. Main products include the software programmed and controlled MultiVES and miniVES systems.
100 volt line amplifiers, mixer amplifiers, power amplifiers, 100 volt line & low impedance wall speakers, music sources (USB/SD/CD/Mp3 players).
www.itc-pa.com.cn 
Wireless microphone systems: Hand held microphones, lapel microphones, headset microphones, stand alone or 19" rack mount. Portable wireless PA systems. Frequencies in VHF,UHF and ACT systems (Automatic channel targeting, UHF only). Wireless tour guide systems.
http://www.mipro.com.tw 
Wireless nurse-call systems.