Donald Trump’s shock tactics may have pushed Xi Jinping and Beijing away from negotiating table, experts say. China and the US risk renewing a full-blown trade war unless the two largest economies can defuse the dispute before Chinese tariffs on $14 billion (€13.5 billion) of American exports take effect on Monday, analysts warned. President Donald Trump last week unveiled an extra 10 per cent tariff on Chinese goods to force Beijing to do more to tackle fentanyl-related exports to the US and Mexico and threatened more if China retaliated. When the US duties took effect three days later, Beijing immediately…