- Engin Auto Electronic
- Address:RM22. UNIT B, 29/F, LEGEND TOWER, 7 SHING YIP STREET HONGKONG, HONGKONG
- CABLE Telecom Ltd
- Address:23 Cable TV Tower Tsuen Wan Tsuen Wan Hong Kong
- Elekon Micro Systems Limited
- Address:Rm 1202-03, 12/F, Kowloon Bldg555 Nathan Road kowloon kowloon Hong Kong
- Glorious Leading Co.,Lted
- Address:ROOM 1701, 17/F., HENAN BUILDING, NO. 90 JAFFE ROAD, WANCHAI, HONG KONG Hong Kong
- GPS Appleseed Company Limited
- Address:102 Kornhill Road, Kornhill Plaza (South), Quarry Bay, Hong Kong Quarry Bay Hong Kong Island Hong Kong
- YSF Corporation LTd
- Address:Au Pu Wan St., hong Kong China Hong Kong
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