Joining and overlay welding of aluminium bronzes, aluminium coated steels, grey cast iron in the machine building, chemical industry and shipbuilding.

Using a coated aluminium mesh, he conservatively estimates that it is possible to collect about one litre of water daily from a mesh of one square metre.

Alcha is the largest scaled enterprise engaging aluminium-processing in East China and the largest manufacturer producing hydrophilic coated aluminium fin stock in the world.