Associated Press
China has banned exports of key materials used to make a wide range of products, including smartphones, electric vehicles, radar systems and CT scanners, swiping back at Washington after it expanded export controls to include dozens of Chinese companies that make equipment used to produce advanced computer chips. Both sides say their controls are justified by national security concerns and both accuse the other of “weaponizing” trade. Here’s why this could be a tipping point in trade conflict between the two biggest economies, coming at a time when antagonisms already were expected to heat up once President-elect Donald Trump takes office, given his vows to hike tariffs on imports of Chinese-made products. WHAT DID CHINA DO AND WHY?