Hong Kong banks expect the contribution of mainland Chinese investors to the city’s wealth management business to continue to grow through 2030, presenting opportunities despite Beijing’s tightened cross-border tax rules.Mainland China’s share of local assets under management was projected to reach 68 per cent from 59 per cent within five years, according to a report released by the Hong Kong Association of Banks (HKAB) and Deloitte China on Friday.The report surveyed 147 member banks in the...