- YOKO product
- Address:clifford state
- Aletech Interatiomal Limited
- Address:Rm. 305, Technology Plaza, Pak Tin Par Street, Tsuen Wan N. T.
- hader trading
- Address:Hang lok building,130 wing lok st. sheung wa
- CROWN HONOUR LIMITED
- Address:Flat E, 7/F, Winner Factory Building, 55 Hung To Road, Kwun Tong, Kowloon
- lady jewellery Coperation LTD
- Address:22floor street Drive
- Rainbow Industrial Corporation
- Address:1312, BLK A, Hoi Luen Ind. Center, 55 Hoi Yuen Rd
- Ligo Keypad
- Address:1 Mei Wan St. , Tsuen Wan.
- Keyflex
- Address:136-138 Austin Road
- Industrial Keyboard and keypad Co.,Ltd
- Address:11 / F. , United Chinese Bank Building, 35-40 Des Voeux Road Central, Hong Kong
- Star Creation Technology Company
- Address:28 Jardine
- Benbird Limited
- Address:Benbird Keyboard
- Direct Force Development Ltd.
- Address:Flat 2103 21 / F 1 Hung To Road Kwun Tong Kowloon Hong Kong
- ECM Electronics Ltd
- Address:Factory : - 26-28 Au Pui Wan St, Fo Tan, Shatin
- XUNLEI ELECTRONIC (HK) CO.,LIMITED
- Address:704 KaiTu building Mongkok NO. 33
- Hanway International Supplies Ltd.
- Address:Rm 501, 5 Floor. , 88 Kwai Cheong Road, Kwai Chung,
- Smart Gears Limited
- Address:Unit 3603-09, 118 Connaught Rd West
- short run plastics limited
- Address:Flat L, 15 / F, Haribest Industrial Building, 45-47 Au Pui Wan Street, .
- Sharpwell Technology Ltd
- Address:Room 803, Flat A, 491-501 Castle Peak Rd, Tsuen Wan
- Keta Technology Co.,Ltd
- Address:Moganshan Road
- YOKO products
- Address:clifford states