China had warned of retaliation over the downing of a balloon earlier this month, but the latest salvo in tension-filled U.S.-Sino relations is coming over arms sales to Taiwan. Beijing is imposing sanctions on Lockheed Martin (NYSE:LMT) and a subsidiary of Raytheon Technologies (NYSE:RTX) by adding them to a so-called “unreliable entity list” that aims to punish firms that jeopardize its national security.…

This data comes from the ChinaPulse.com media intelligence and smart news insights monitoring platform.