- 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,
- Leander
- Access controller,Attendance controller,parking controller,RFID,Consumer controller.
- Address:Wong Tai Sin District Kowloon, Hong Kong 7435 Nga Tsin Wai Road south of Street
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