Mason Group Holdings Limited, an investment holding company, engages in the trading of securities investments in the People's Republic of China, Hong Kong, Australia, and Europe. The company provides loan financing services; securities and commodities brokerage, and bullion trading services; and financial advisory services. It also provides medical consultation and laboratory services relating to assisted reproductive technology; and operates, manages, and franchises retail stores that offer mother-infant-children products. In addition, the company develops, manufactures, and sells infant milk formula products, and supplement and organic nutritional products. Further, it offers wealth and asset management, discretionary account, private banking, administrative, securities margin financing, investment corporate finance advisory services, and management services. The company was formerly known as Mason Financial Holdings Limited and changed its name to Mason Group Holdings Limited in July 2017. Mason Group Holdings Limited was incorporated in 2002 and is based in Central, Hong Kong.