The hawker centre is an integral part of Singapore's urban landscape. However, few know that the concept of housing hawkers within designated spaces was uncommon before Singapore's independence in 1965. Instead, hawkers plied the streets on foot, toting their wares in portable makeshift stalls.Illustrator Chang Yang captured the street hawkers from the 20s and 30s in a series titled “Our Vanishing Street Hawkers” (消失了的过街小贩) , which ran in Singapore's Chinese evening daily, Lianhe W...