 Tong Laus which are mixed-used buildings where the ground floor is reserved for commercial use and the top floors for residential are also prominent in the region, as are traditional Lingnan architecture aesthetics which are commonly found throughout Guangdong province.Besides dominating the entertainment industry, they are quite dominant and influential in Hong Kong's Business Industry, founding such companies as the Bank of East Asia (), Lee Kum Kee (), Hang Lung Properties, Maxim's Catering (), Li & Fung (), Beijing Air Catering Ltd, Hysan Development () and many others.Lui Che-woo once the second richest man in Asia.