China is prepared to step up its scrutiny of U.S. companies in the event President-elect Donald Trump takes punitive measures against Chinese goods and triggers a trade war between the world’s two biggest economies after he takes office, according to people familiar with the matter. The options include subjecting well-known U.S. companies or ones that have large Chinese operations to tax or antitrust probes, the people said, asking not to be identified because the matter isn’t public. Other possible measures include the launch of anti-dumping investigations and scaling back government purchases of American products, ... (full story)