Sampson Wong (b.1985) and Lam Chi Fai (b.1985) are Hong Kong based artists who have collaborated in art-making since 2010. Their collaborative works received the First Prize in Freedom Flower Awards, the Gold Award and Silver Award of ifva and were exhibited in the Hong Kong Museum of Art and the Slought Foundation. They have formed the Add Oil Team to focus on projects concerning creative activism, the collective were committedly practiced during Hong Kong‘s Umbrella Movement, and their projects have been recently exhibited in the 5^th Asian Art Biennial.