She started her teaching career in Canada since 1972 at Memorial University of Newfoundland, Canada. She had been visiting professor in Columbia University, San Francisco University, East-West Centre of Hawaii University, Stanford University and London University in England.

Her research interest has extended to Cross-cultural, Ethnic and Women studies, Edited and published three books, presented numerous papers and conducted many workshops in professional organizations, served on the editorial advisory board of Multiculturalism, and as a publication chair of two local ethnic newsletters.

The list of her professional memberships is long – ICP, APA, CPA, NCSS, CSSE, CASA and CCMIE. Just name a few of the leadership roles that she took: Federal appointment to serve in Canadian consultative council on multiculturalism, Canadian multiculturalism council, advisory committee on citation for citizenship award; Provincial appointment to serve as commissioner Newfoundland and Labrador Human Rights Commission.

Retired in 1995, Dr. Yu has been serving as an active volunteer in BC senior’s advisory council, public guardian and trustee of BC Vancouver Special Advisory Committee on seniors, Cross-cultural Senior Network Society, Chinese Cultural Centre of Great Vancouver, Alzheimer society of BC, Chinese Community Policing Centre and Lingnan Elder College.

At leisure she was fond of Chinese painting. Her work had been exhibited in HK, London, Ann Arbor and Vancouver. She also loves Chinese Poetry, cooking and travel.