Winfair Investment Company Limited, together with its subsidiaries, engages in the property and share investment, property development, and securities dealing activities in Hong Kong. The company operates through Securities Investments, Property Leasing, and Property Development segments. It invests in short-term and long-term securities, as well as leases residential, commercial, and industrial properties. The company was incorporated in 1971 and is based in Kowloon, Hong Kong.