China has for several years been the biggest buyer of Iranian oil, putting its purchases in the spotlight as the US threatens heavy economic sanctions on Tehran.

US Treasury Secretary Scott Bessent was scheduled to hold a press conference on Monday night.

Here are the key details on China’s oil trade with Iran, which last year averaged 1.4 million barrels per day (bpd), according to ship-tracking firm Kpler.

How much oil does China currently buy from Iran?

Less than it used to. The US renewed its blockade of Iran’s ships and ports on July 13 in an attempt to cut off oil sales as a deal to halt their war broke down, throttling Iranian exports.