SINGAPORE - When US House Speaker Nancy Pelosi visited Taiwan earlier this month, Mr Cao Lin, 56, noticed a surge in social media posts and messages on US-China tensions. But the secretary-general of Jiangsu Association (Singapore) said not all the posts he received on the topic were pro-China. Already a subscriber? Log in Read the full story and more at $9.90/month Get exclusive reports and insights with more than 500 subscriber-only articles every month ST One Digital $9.90 $9.90/month No contract ST app access on 1 mobile device Subscribe now Unlock these benefits All subscriber-only content on ST app and...