In September 2017, she bought
Aldwych House in London for about £250 million. As of September 2019, she had an estimated net worth of US$4.1 billion. Leong founded Macau Sanshui Communal Association to provide social services to new immigrants. With the support of her husband to reflect the casino interests in the political scene, Leong entered electoral politics in 2005 and has then served as a directly elected legislator. The mobilization of both the working class and casino employees, a key building block of the Macau middle class, is key to Leong's political career. She is the director of the
Sociedade de Jogos de Macau, a casino company owned by Stanley Ho, since its founding and the managing director since December 2010, and the vice-chairman of the
Macau Jockey Club. With her new appointment as the chairperson of
Po Leung Kuk, she has also become the
supervisor of
PLK Vicwood KT Chong Sixth Form College. ==Personal life==