[3][5] Their property, including farmland and a cigarette factory, was seized by the new Chinese government, and she left behind her family's art collection.
[1][5][6] It was there that her modeling career began, when the social columnist and future nightclub magnate Ricardo Amaral [pt] convinced her participate in a grand ball in São Paulo.
[3] Yufon worked as a model for the old Casa Vogue and became a muse for the French designer Jacques Heim.
[1][8] Then, in the 1960s, she founded her pioneering etiquette school, which taught posture, philosophy, and values to the general public as well as politicians, artists, and members of high society.
[4] Over the years, she began to produce sculpture herself, which was exhibited in various venues including the São Paulo Museum of Art in the 1980s.