- Metalfoam Technology
- Address:Flat / Rm 303 Blk H8 / F Honour Bldg1 6 Cheung Ning St Tolwawan Kl HK
- Full Tech International
- Address:Unit 1311c, Lever Tech Centre, 69-71 King Yip Street, Kwun Tong, Kowloon
- United Non-ferrous Trading Limited
- Address:19th Floor,111 Queens Road West, Sheung Wan