- EverTech Synergy Company Ltd
- Electronics,Educaitonal Wind Kit,Amplifier,Components,OEM.
- Address:Room B, 7/F, Manly Commercial Building, 11-17 Soy Street, Mong Kok, Kowloon
- Analog Metric Limited
- Vacuum Tube,Amplifier,Preamplifier,DAC,PCB,Power Amplifier Kit,Preamplifier Kit,Power Supply Kit,Accessories,Vacuum Tube,Transformers.
- Address:Unit F205, 2 / F, Hang Fung Industrial Bldg
1