Lu Ping
Cheung is the grand daughter of the later businessman Cheung Chuk-shan and wife of Yuen Pak-yiu, member of the Chinese People's Political Consultative Conference. Her brother-in-law was former Legislative Council and Executive Council member Lo Tak-shing. She accompanied Lo on his visits to Chinese political figures during the late 1980s and early 1990s and was a close acquaintance of Lu Ping, director of the Hong Kong and Macao Affairs Office and Cheng Hwa, deputy director of the New China News Agency.