The prospect of a revived trade war between Beijing and Washington threatens to undermine this year’s blistering rally in Chinese stocks and weigh on the yuan. Global equities took a hit in U.S. hours on Friday after President Donald Trump warned he would impose a "massive” increase of tariffs on Chinese goods. He later said he would put an additional 100% tariff on China from Nov. 1, as well as place export controls on critical software. He spoke out after Beijing unveiled curbs on the export