Han Yongwei (David), the current president of the Happy 50+ Association, Rockyview General Hospital Licensed Practical Nurse. He cares about public welfare. David also likes volleyball, meditation, reading, etc.

Monica Chen,

Vice President and one of the founders of Happy 50+ Association. Graduated from Mount Royal University with a bachelor’s degree in nursing, she is a Canadian registered nurse with more than 10 years of clinical experience. In addition to having extensive experience as a Case Manager in senior care, she has also worked in two major hospitals in Calgary, the Women’s Health Center, the Cancer Center and the Elderly Care Center. Before immigrating to Canada, she was an ENT doctor and a teacher in the medical school of a tertiary hospital in China. In her spare time, she likes to devote herself to charity, camping and exercising with her family, and researching and trying new cooking recipes. Monica is fluent in English, Cantonese and Mandarin. 

Liza Choi   

Happy 50+ board member.

Academic Title: Associate Professor, School of Nursing and Midwifery

Administrative Current title: Interim Associate Dean of Research and Scholarship, Faculty of Health, Community and Education, Mount Royal University. 

MBA from Queen’s University 2021.

Liza’s academic interests focus on diverse population health, and she has investigated the critical success factors for learning in English-as-an-Additional-Language among nursing students, online learning in the area of diversity, health along with studies of societal factors that impact the health of elderly (Chinese) Canadians. 

Liza was the 2019 recipient of the Mount Royal Faculty Association Teaching Excellence Award. Prior to her academic career, Liza was a hospital-based nurse. Her interests include hiking and traveling. She is originally from Hong Kong. Fluent in written Chinese and English. She speaks Cantonese and English.

• Happy 50+ Board of Director, author of funding application, and social entrepreneur
• Associate Professor, School of Nursing and Midwifery
• Interim Associate Dean of Research and Scholarship, Faculty of Health, Community and Education
• EMBA degree (Queen’s University, 2021)
• Liza was the 2019 recipient of the MRFA Teaching Excellence Award, being the first Chinese to receive this award

Liza’s areas of Scholarship are:

• Learning English as an additional language as a key success factor for immigrant students
• Virtual learning in diverse fields
• The influence of health and social factors on Chinese immigrant elderlies. 

Before Liza starts her academic career, she was a hospital registered nurse. Her hobbies include hiking and traveling. She is from Hong Kong. Fluent in both Chinese and English. She speaks fluent Cantonese and English.

Ray Zhang, Happy 50+ Association board member. Ray Zhang is a Canadian Registered Generalist Sonographer and American Registry of Diagnostic Medical Sonographer. He has been working in the ultrasound field for twenty years. He has extensive experience in medical imaging aided diagnosis of various geriatric diseases in elderly patients. Currently, Ray works in hospitals and private diagnostic imaging clinics in Calgary, Alberta. Prior to immigrating to Canada, Ray had worked in hospitals in the USA and China. He is fluent in Mandarin and English. Ray likes swimming and cycling.

Liu Jing is a psychologist at the Canadian Health Care Association. Canadian registered psychologist, counseling therapist in Alberta. Currently working as a family counselor in a non-profit organization in Calgary.

Tong Du, Happy 50+ Office lead. Tong graduated from Mount Royal University with a major in Child Studies and a minor in Psychology. Before joining the Canadian Health Care Association, Tong was an Early Childhood Educator. She loves baking and gardening.