China bans exports to US of gallium, germanium, antimony in response to chip sanctions The Associated PressChina Announces a Ban on Rare Minerals to the U.S. The New York TimesChina hits out at latest US effort to block Beijing’s access to chip technology CNNHow China could retaliate against new US chip curbs ReutersChina Targets Critical Metals in Tit-for-Tat Response to US Bloomberg