- Perfect Tech Investment Limited
- Video Door Phone,Audio Door Phone,Night Lights,Door Chime,Sensor, Wireless Door Chime, Night Lights, Audio Door Phone, Video Door Phone.
- Address:
- Betterking Co.Ltd
- USB Internet TV&Radio,Vedio Door Phone,Wireless Digital Video Door Phone,Audio Doorphone,Wireless Digital Audio Doorphone,Wireless Digital Survillance System,Wireless DoorChime,Wireless alram System.
- Address:Room 2703,Building B, Xin Zhou Building,Fu Tian Area
- Venture Global Limited
- Wireless alerting products,Elderly Care Products,Audio and Video Intercoms,Personal Emergency Alarms,Power Banks,Elderly Products,Home Safety & Security,Personal Alarm,Wireless Calling System,Wireless Intercom System,Weather Station,Audio Door Phone,Cable Organiser,Intercom Chime,,, ....
- Address:Room 1102, 11 / F. , Fabrico Industrial Building, 78 Kwai Cheong Road,
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