Hong Leong Asia Ltd. is an investment holding company, which engages in the manufacture and supply of building materials. It operates through the following segments: Diesel Engines, Building Materials, Industrial Packaging, Air-Conditioning Systems, and Corporate and Others. The Diesel Engines segment manufactures and distributes diesel engines and automobile spare parts. The Building Materials segment supplies cement, pre-cast concrete products, ready-mix concrete, and quarry products. The Industrial Packaging segment includes plastic packaging related products and container components. The Air-Conditioning Systems segment consists of commercial and residential air-conditioning products lifestyle consumer appliances. The Corporate and Others segments refers to the hospitality and property development. The company was founded on August 30, 1963 and is headquartered in Singapore.