HONG KONG: They say talk is cheap. Tell that to Jack Ma. : Corporate China's shiniest star was just days away from seeing his Ant Group list on the stock market in a record US$37 billion deal, when he chose to launch a blistering public attack on the country's financial watchdogs and banks. The regulatory system was stifling innovation and must be reformed to fuel growth, billionaire Ma told a summit in Shanghai on Oct 24 attended by the great and the good of China's financial, regulatory and political establishment.