Tai Yuen Street, a.k.a. “Toy Street”, after the toy shops of the street. The Open Market in Tai Yuen Street and Cross Street is part of the Wan Chai Heritage Trail.
Street hawkers were popular after World War II, providing cheap daily goods and food to the locals. Street market had been a distinct character of Hong Kong and a popular setting for films e.g. “The World of Suzie Wong”. Tai Yuen Street is also famous for its toy shops.
Source: Leaflet of Wan Chai Heritage Trail and Wikipedia