Since Beijing overhauled the city’s electoral system earlier this year to ensure only “patriots” govern Hong Kong, some pro-establishment veterans have decided to switch to new constituencies. The polls have seen the rise of new elites – many of them Hongkongers who work in Chinese state-owned enterprises – shaking up the traditional pro-establishment camp. In the second of a three-part series, the Post speaks to New People's Party chairwoman Regina Ip, who is running in the Hong Kong Island…