AEI Corporation Ltd., an investment holding company, manufactures and sells aluminum extrusion sections, metal materials, and other related products in Singapore, Greater China, Malaysia, and internationally. It operates through Electronics and Precision Engineering, and Construction and Infrastructure Building segments. The Electronics and Precision Engineering segment offers precision aluminum extrusions that form components of products of the high-tech electronics and precision engineering industries. This segment's products are used in electronics and precision engineering components, bio-medical equipment and products, industrial machinery, and clean room equipment and structures, as well as in technology products for the defense and aerospace industries. The Construction and Infrastructure Building segment offers aluminum extruded products for public infrastructure, building construction, interior fixtures, signages, and advertising panels in the construction, civil engineering, and infrastructure building industries. The company also engages in the manufacture of basic ferrous and non-ferrous metals, and engineering components; and wholesale of scrap, junk, and waste products. The company was founded in 1983 and is based in Singapore.