- Caleb Technology Ltd
- bluetooth, headset, dongle, carkit, GPS.
- Address:Room 1005, Wing Yue Building, 60-64 Des Voeux Road West, Sheung Wan, Hong Kong Hong Kong
- venergy tech international ltd
- bluetooth headset,bluetooth carkit,bluetooth dongle,slicon cover,business charger,bluetooth.
- Address:No. 1 Central Street
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