Tiểu sử tiếng Anh — chưa có bản tiếng Việt
Ricky Yeung Sau-churk (楊秀卓) is a prominent Hong Kong artist, art educator, and former secondary school visual arts teacher. Active since the 1980s, he is well-known for his raw, radical expression dealing with social issues, human alienation, and mental health, as well as his community arts engagement
