WASHINGTON — Companies are bracing for another round of potentially debilitating supply chain disruptions as China, home to about a third of global manufacturing, imposes sweeping lockdowns in an attempt to keep the Omicron variant at bay.The measures have already confined tens of millions of people to their homes in several Chinese cities and contributed to a suspension of connecting flights through Hong Kong from much of the world for the next month. At least 20 million people, or about 1.5 percent of China’s population, are in lockdown, mostly in the city of Xi’an in western China and in Henan Province in north-central China.The country’s zero-tolerance policy has manufacturers — already on edge from spending the past two years dealing with crippling supply chain woes — worried about another round of shutdowns at Chinese factories and ports. Additional disruptions t …
