- Uctek Equipment Company
- Address:129 San Shing Avenue
- Greatech International Ltd
- Address:Unit 801, 8/F., Bonham Trade Centre, 50 Bonham Strand, Hong Kong Hong Kong - Hong Kong
- SP Industrial ltd.
- Address:Unit A,9/F, Yardley Commercial Building,3 Connaught Road West,
- Bonnex International Hadware Company
- Address:1042, Kwai Fong, Hong Kong
- WanGo(HongKong)Trading Company
- Address:Unit D16, 11 / f. , Wang Tan Commercial Building, 97 Bonham Strand East, Sheung Wan
- Asia1express
- Address:Fa Yuen Street
- Maestro Wireless Solutions
- Address:36f 118 Connaught Road West
- Hongkong Mingjing Optical-Electronic Instrument Factory
- Address:505 Hennessy Road
- Futrust Flow & Machine Co., Ltd
- Address:
- HONG KONG JOINT STARS GROUP LIMITED
- Address:1001 room sihai building
- Chelleson Scientific Instrument Company
- Address:tianhequ tiyudonglu nanfangzhengquandasha 1206, guangzhou, guangdong, Hong Kong
- Simanbo Manufactory Company
- Address:Tai Kok Tsui, G / F
- Virgen Industry Corp.
- Address:3 / F. , CHUN WAH COMML BLDG. , NO. 30 MINDEN AVENUE, TSIM SHA TSUI, HONG KONG
- H.K. SENDA INT'L TRADING LTD
- Address:Rm. 1001, Tai Yau Bldg, 181 Johnston Rd
- Oriental Chemicals & Lab. Supplies Ltd.
- Address:
- Hengda and Jinghua Tools
- Address:Room 1207, 12 / F. , Beverley Commercial Centre
- Shibo Nonferrous Metal products Co, LTD
- Address:Public Square Street
- Fair Stone Group Co., Ltd.
- Address:Shanghai
- Heinrich Bareiss Pruefgeraetebau GmbH
- Address:21B Kwong Fat Hong Bldg. No. 1 Rumsey Street, Sheung Wan
- Genesis Technology Hong Kong Limited
- Address:Room 618 Hollywood Plaza 610 Nathan Road MongKok Kowloon Hong Kong