CHONG SIN ENGINEERING WORKS

This sub-class includes wholesale of metals and/or metal ores except general hardware. Units in this sub-class are primarily engaged in: - wholesale of ferrous and/or non-ferrous metals in primary forms - wholesale of ferrous and/or non-ferrous metal ores and/or concentrates (e.g., steel, iron, aluminium, copper, lead, zinc) - wholesale of ferrous and/or non-ferrous semi-finished metal products - wholesale of gold and/or other precious metals (e.g., silver, platinum) - wholesale of steel pipes and/or metal bars