BEIJING • China's top banking watchdog doubled down on a renewed push to rein in financial technology companies such as Ant Group, promising to eliminate monopolistic practices and strengthen risk controls in the industry. The news sent Chinese technology shares tumbling for a second day, wiping out more than US$200 billion (S$270 billion) of value. Please subscribe or log in to continue reading the full article. Get unlimited access to all stories at $0.99/month Latest headlines and exclusive stories In-depth analyses and award-winning multimedia content Get access to all with our no-contract promotional package at only $0.99/month for the first 3 months* Subscribe now *Terms and conditions apply.