China last year doubled down on imports of Iranian and Venezuelan crude, taking the most from the US-sanctioned regimes in three years, as refiners brushed off the risk of penalties to scoop up cheap oil. Crude processors in the world’s biggest importer were observed to have bought 324 million barrels from Iran and Venezuela last year, about 53 percent more than a year earlier, data from market intelligence firm Kpler showed. That is the most since 2018, when China took 352 million barrels from the two nations. Chinese buyers, especially private refiners, have benefited from Washington’s t...