- Gallant Lau
- scandium, yttrium, lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, ytterbium.
- Address:21-27 Playing Field Road Prince Edward Kowloon Hong Kong
- Allied Bright Consultants Limited
- nickel, coal, SCANDIUM.
- Address:kwun tong Hong Kong 0 Hong Kong
1