... than 40 countries and regions such as USA, Germany, Canada, Italy, Switzerland, Singapore, Brunei.Annual production capacity is over 1, 000 ... . Machine are mostly imported from Germany, Italy.Aluminium extrusion include:Window and door aluminium profile(Sliding window, Casement window, Sliding Door, Casement Door, Folding ... materials are from Dupont, etc. Aluminium profile for door and window frames