Hong Kong’s leader has held meetings with advisers, including two tech bosses from Hangzhou’s “Six Little Dragons” and a top mainland Chinese economist, to gauge their views on the city’s development ahead of his annual policy blueprint, with cutting red tape coming up in the discussions. A source familiar with the meetings, chaired by Chief Executive John Lee Ka-chiu and held between Wednesday and Friday, said that a major topic of discussion was improving government efficiency to boost Hong...