Kwan On Holdings Limited, an investment holding company, engages in the construction and maintenance works on civil engineering contracts and building works contracts in Cambodia, the People's Republic of China, Hong Kong, and Malaysia. The company operates through Construction, Property Development, and Trading segments. It undertakes works related to buildings, waterworks, site formation, roads, and drainage and slope upgrading services. The company is also involved in the provision of contracting work on civil plumbing, fire protection, insulation, concrete repair, and related activities. In addition, it engages in property holding activities; and provision of construction site workmen services, as well as is involved in the trade of chemical materials. Further, the company develops and sells commercial and residential buildings and car parking spaces. The company was founded in 1975 and is headquartered in Central and Western, Hong Kong. Kwan On Holdings Limited is a subsidiary of Sino Coronet Group Limited.