The United States government has taken strong action against a network of companies and individuals involved in transporting millions of barrels of Iranian oil to China. On Thursday, the US Department of Treasury announced sanctions against several firms and people,

President Donald Trump’s first sanctions package targeting a handful of vessels carrying Iranian oil stopped short of the “maximum pressure” campaign his administration had pledged, according to shippers and analysts.

The U.S. on Thursday imposed sanctions on a network of more than a dozen people and firms that are accused of facilitating the shipment of millions of barrels of Iranian oil to China.