Tsang Wai Sum, a Product Designer. She graduated from Hong Kong Polytechnic University in 2016. She was very interested in designing products for kids. She wants to bring happiness to users through design. In addition to designing, She is a handcrafter and sports enthusiast which likes stitching, making silvers and playing volleyball. 'One should never do anything that one is not interested in.' She believes that if it is not really the kinds of things you are interested in, then it will be hard pressed to devote time and effort to learn much.