| Bissnesss Name | Address |
|---|---|
| United Communications Electrical Engineering Company Limited | Room 1801, Wan Chai Commercial Centre, 194-204 Johnston Road, Wan Chai |
| B & T Engineering Limited | Block D, 4/F, Mai Tak Industrial Building, 221 Wai Yip Street, Kwun Tong |
| Televoice Technology Asia Limited | 19/F, 9 Chong Yip Street, Kwun Tong |
| UTC Fire & Security Hong Kong Limited | 3 Gloucester Road, Wan Chai |
| E Solution Engineering Limited | Unit A01, 9/F, Lee Chung Industrial Building, 7 Tsat Po Street, San Po Kong |
| Universal Electronic (HK) Limited | Room 1, 7/F, Hung Tai Industrial Building, 37-39 Hung To Road, Kwun Tong |
| Iu Kwong Engineering Company Limited | Flat A, 12/F, Wai Cheung Industrial Centre, 5 Shek Pai Tau Road, Tuen Mun |
| Boss Consultant Electronics System Limited | Flat 1204A, Well Fung Industrial Centre, 68 Ta Chuen Ping Street, Kwai Chung |
| Poly Security System Ltd | Hewlett Centre, Kwun Tong |
| Boon Edam HK Ltd | Tamson Plaza, Kwun Tong |
| Boss Technology (HK) Limited | Room 1209B, 12/F, Well Fung Industrial Centre, 68 Ta Chuen Ping Street, Kwai Chung |
| Treasure Business Technology Development Limited | Flat E, 11/F, Wong King Industrial Building, 2-4 Tai Yau Street, San Po Kong |
| Rediffusion Satellite Services Limited | 10/F, Cable TV Tower, 9 Hoi Shing Road, Tsuen Wan |
| Hudson Electronic Engineering Limited | Room 11, 7/F, Flourish Industrial Building, 33 Sheung Yee Road, Kowloon Bay |
| Aihero (HK) Limited | Flat F, 10/F, Shui Wing Industrial Building, 12-22 Tai Yuen Street, Kwai Chung |
| Megatech Engineering Limited | Flat K, 21/F, Vigor Industrial Building, 49-53 Ta Chuen Ping Street, Kwai Chung |
| Brighter (Hong Kong) Limited | Unit 67, 8/F, Sino Industrial Plaza, 9 Kai Cheung Road, Kowloon Bay |
| Fai Tat Security Company Limited | Flat 2212D, 22/F, Witty Commercial Building, 1A-1l Tung Choi Street, Mong Kok |
| Satcom Systems Engineering Co Limited | Room 4, 4/F, Hung Tai Industrial Building, 37-39 Hung To Road, Kwun Tong |
| Evergreen Engineering International Limited | Unit E, 10/F, Block 1, Koon Wah Mirror Factory 6th Industrial Building, 7-9 Ho Tin Street, Tuen Mun |
| Standard Electronic System Engineering Limited | Room 09, 26/F, Wealth Commercial Centre, 48 Kwong Wah Street, Yau Ma Tei |
| Meco Engineering Limited | Unit 3301, Citicorp Centre, 18 Whitfield Road, Causeway Bay |
| Morse Asia Limited | 6/F, Arion Commercial Centre, 2 Queen's Road West, Sheung Wan |
| CDS Technology Engineering Limited | Flat 7, 8/F, Harry Industrial Building, 49-51 Au Pui Wan Street, Fo Tan, Sha Tin |
| Pilot Engineering HK Limited | Flat H, 9/F, Block 4, Golden Dragon Industrial Centre, 182-190 Tai Lin Pai Road, Kwai Chung |