US President Donald Trump’s administration has stated it goals to sever “each” financial lifeline sustaining Iran in what officers have warned would be the hardest sanctions marketing campaign ever seen.
The menace, if adopted by way of, would imply placing China, Iran’s greatest commerce associate, squarely within the crosshairs of US sanctions.
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That may be a dangerous proposition for Washington because of the chance of extreme blowback from Beijing – a lot in order that some analysts doubt that the Trump administration’s measures, set to be introduced on Monday, will match its rhetoric in scope or severity.
Whereas the Trump administration has but to offer particulars about what it has dubbed “financial D-Day”, US officers have made it clear that Iran’s commerce companions are of their sights.
In an op-ed within the Monetary Instances on Sunday, US Treasury Secretary Scott Bessent warned that international locations scared of breaking ties with Iran shouldn’t “low cost the price of testing Washington”.
“The president has created the circumstances to leverage each company, each authority and motion many assumed we’d by no means summon,” stated Bessent, who’s scheduled to unveil the sanctions in a information convention at 17:00 GMT.

Brett Erickson, a sanctions professional and managing principal of Obsidian Danger Advisors, stated the Trump administration’s willingness to focus on China might be a sign of its resolve to mount a sustained financial offensive towards Tehran.
“That isn’t a relationship you degrade evenly. If america decides to essentially convey China into the ring, it will likely be a critical indication that america plans to wage this financial conflict for a chronic time frame,” Erickson advised Al Jazeera.
“If they don’t, it will likely be a tacit admission from the Trump administration that they don’t consider financial hardship can critically convey a couple of change within the Iranian place,” Erickson stated.
Any US stress marketing campaign that excludes China can be essentially restricted in scope given the outsized significance of Beijing and Tehran’s financial ties.
China reported $9.96bn in two-way commerce with Iran in 2025, a determine that doesn’t embody some $31.2bn in Iranian oil shipments, in response to the US-China Financial and Safety Evaluation Fee.
China’s purchases of Iranian oil have been a very essential lifeline for Tehran, accounting for about 90 % of its oil gross sales, in response to the US Treasury Division.
Till now, the Trump administration’s Iran sanctions regime has focused solely a handful of comparatively minor China-based entities.
In April, the Trump administration sanctioned Hengli Petrochemical (Dalian) Refinery, one in all China’s largest unbiased refineries, generally generally known as “teapots”, over its alleged purchases of Iranian oil.
The Trump administration additionally imposed sanctions on 4 companies in Hong Kong in Could, adopted by measures in August focusing on six China and Hong Kong-based delivery traces.
Washington has to date left Chinese language monetary establishments, extensively considered as a key node in Iran’s oil commerce, untouched.
“Reducing off Chinese language financial ties might be key to the success of any try to extend stress on Iran. Nevertheless, america gained’t do it,” Jennifer Kavanagh, a senior fellow at Protection Priorities, a Washington-based international coverage suppose tank, advised Al Jazeera.
“If it does, China will retaliate and has the leverage to impose prices on the US,” Kavanagh stated.
China has vigorously opposed US sanctions towards Iran, arguing that financial stress won’t resolve the almost six-month-long conflict.
In an announcement on Sunday, China’s Ministry of International Affairs stated that Beijing remained “dedicated to selling peace talks” and keen to “proceed making efforts for the early restoration of peace and tranquility within the area”.
Iran, for its half, has threatened to retaliate towards international locations that assist the US measures.
Mohsen Rezaei, the secretary of Iran’s Supreme Nationwide Safety Council, warned on Saturday that any nation that participated in sanctions can be thought-about an “enemy” and that “not a drop” of oil would depart the Gulf if Iran’s neighbours joined the US marketing campaign.
Wang Wen, dean of the Chongyang Institute for Monetary Research at Renmin College of China, stated Beijing would inevitably take countermeasures in response to any US sanctions and their depth would depend upon the “severity of US actions”.
“China maintains its need to keep away from battle, however its backside line can’t be crossed,” Wang advised Al Jazeera.
For Trump, invoking Beijing’s ire would danger not solely financial retaliation, but additionally unravelling efforts to stabilise US-China relations solely weeks earlier than the US president is because of host Chinese language chief Xi Jinping on the White Home.
Trump’s scheduled summit with Xi on September 24 can be their second face-to-face assembly aimed toward reducing the temperature in US-China relations since Washington launched its conflict on Iran in late February, following Trump’s go to to Beijing in Could.

Zichen Wang, deputy secretary-general of the Middle for China and Globalization (CCG) suppose tank in Beijing, stated neither Beijing nor Washington have been more likely to need Iran to outline the upcoming summit.
“Except the US measures change into very broad or instantly goal main Chinese language pursuits, each side are more likely to attempt to hold this dispute from overwhelming the broader agenda,” Wang advised Al Jazeera.
“That stated, Chinese language restraint shouldn’t be learn as an absence of response,” Wang stated.
“Beijing has typically prevented instant rhetorical escalation, however when unilateral US actions have materially affected Chinese language corporations or different Chinese language pursuits, it has proven a rising willingness to reply with sensible countermeasures.”
Whereas the Trump administration might doubtlessly make it more difficult and costly for China to proceed its financial assist of Iran, it’s unlikely to have the ability to cease Beijing outright whether it is decided to take care of ties, stated Erickson of Obsidian Danger Advisors.
“US sanctions can completely pressure corporations to de-risk to be able to keep away from publicity, however there’ll at all times be an entity keen to fill this position,” Erickson stated, including that Xi is unlikely to “merely stand by whereas Trump flexes the powers of American financial statecraft with out flexing Beijing’s personal in return”.
Although US officers have said their intention to “collapse” Iran’s authorities with ramped-up sanctions, Erickson expressed doubt that the Trump administration will have the ability to obtain its conflict objectives by way of financial stress alone.
“Except the Trump administration is keen to burn critical bridges and make use of all remaining levers of financial warfare concurrently, there isn’t a cheap assertion that may be made that it will likely be capable of produce the victory that kinetic warfare couldn’t,” he stated.