YLI Holdings Berhad, an investment holding company, manufactures, trades in, and sells ductile iron pipes, plastic pipes fittings, and waterwork related products in Malaysia, Singapore, and Vietnam. It operates through Manufacturing and Trading; and Construction and Project Management segments. The company offers construction and project management services for waterworks and sewerage industry; trades in steel pipes and related products, and scrap metals; supplies chemicals and equipment for water treatment, oil and gas, and general trading industries; and manufactures and trades in energy meters, water meters, and other related activities. It also manufactures and sells HDPE pipes and MDPE pipes under the MRPI brand name; mild steel pipes and fittings under the Laksana Wibawa brand name; trades in cast iron fittings, saddles, and manhole covers, as well as various metal and non-metal waste and scrap, UVPC ductile iron pipes and fittings, sanitary fittings, and brass fittings; and fabricates pipes. In addition, the company engages in manufacture and coating of lusantm on couplings, tapping sleeves, water tanks, and other steel products, as well as trading of uPVC pipes and fitting, sanitary, fitting, brass fitting, and other products; and property investment business. YLI Holdings Berhad was founded in 1966 and is based in Kuala Lumpur, Malaysia.