- Bun Chue
- Address:Causeway Bay
- Chakra limited
- Address:hennessy road
- Bun Chuen
- Address:Causeway Bay
- Sigma Metal Trading(H. K. ) Ltd
- Address:19/F, Ngan House,210, Des Voeux Road Central,
- Hong Kong Cogeneration I/E Corp
- Address:18th Floor, MassMutual Tower,38 Gloucester Road, Hong Kong
- Wah Tat Fung Co, Ltd
- Address:4855 Manor Street Vancouver B. C. Canada
- MT International LTD
- Address:Flat 1304, Kodak House, Block 2, 39 Healthy Street, North Point ( Hong Kong )
- Nefertiti Company
- Address:Level 2, Trend Plaza, Tuen Mun, HK.
- ChemicalNational
- Address:200 NATHAN RD, TSIMSHATSUI, KOWLOON
- Zen International Company
- Address:Suite A, 7/F, On Fook Building, 36 Mei King Street, Kowloon, Hong Kong
- Famous Step Trading Limited
- Address:1301 Bank of America Tower, 12 Harcourt Rd
- SHUN MAO MINING CO.,LIMITED
- Address:JDL125 WINGTUCK COMMERCIAL CNTRE, WINGLOK STREET
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