Cheng Yee Man, Gum was born in Hong Kong. In 1998, Gum completed the social work programme at the Hong Kong Polytechnic University. He graduated with distinction of Bachelor of Arts (Fine Art) in Drawing, at RMIT University in 2003. Gum received M.A. in Comparative and Public History from the Chinese University of Hong Kong in 2007.

Gum was a member of School Management Committee. He is a registered social worker, part-time lecturer of Hong Kong Art School, founder of C & G Artpartment, Wooferten; chairman of a Hong Kong non-profit art group “Project 226”, Limited (charity organization). Since 2000, he has curated more than 100 art exhibitions, chairman of Art Together educational programmes, seminars, exchange programs etc. His curatorial directions mainly focus on criticize politics, social issues and art eco-system. His artworks explore various media, like painting, drawing, performance, stop-motion animation, photography, video and installation. Gum actively participate international art and cultural exchange programmes and was invited to participate in Shanghai Biennale (2018), Singapore Biennale(2019) etc.

Gum is currently living and working in the UK.