- Wextra International Limited
- fiber optic video converter, optic media converter, cctv converter,Video Transceiver.
- Address:Floor 3,NO3 Facility,Guanlong Village,Nanshan District, Shenzhen, Guangdong, Hong Kong
- Advenced System Technology Ltd.
- Smart Card Access Control System,Fingerprint Access Control System,Time Attendance System,Proximity Reader (Em Reader),Mifare Reader,Fingerprinter Reader,Em Card,1k / 4k Mifare Card,CCTV System,System Controller,System Panel,System,Reader,Converter.
- Address:Unit D, 8 / F Good Year Industrial Building, 119-121 How Ming Street,
- Queenly tech Inc.
- DVB-T digital set top box and portable TV,ATSC converter TV,ISDB-T TV,DVB-T/ATSC/ISDB-T module,Active/passive antenna,DVB-T tuners,CCTV security,portable analogue TV,Portable TV,ATSC-M/H,HD/SD module,DVB-T box, module, tuner(home,car, PC use),ISDB-T box,portable TV, TV module,ATSC-M/H ....
- Address:RM804, 8F, Sino Center, 582_592 Nathan Rd.
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