Tags vice chairman and general secretary of the Ha Noi Small and Medium-Sized Enterprises Association SMEs backbone of Ha Noi's economy Saturday, Dec 27, 2014 Small and medium-sized enterprises (SMEs) account for over 95 per cent of businesses in Ha Noi and provide most jobs in the city, said Mac Quoc Anh, vice chairman and general secretary of the Ha Noi Small and Medium-Sized Enterprises Association.