Iran's actions confirm the saying, "He who does evil will not live long."

China is Iran's largest buyer of oil,
Iran feels that selling oil to China is too cheap and wants to break free from reliance on a single buyer,
India promised to buy 15 million barrels but has yet to fulfill the promise (trust India, if he doesn't die, who will)
Other countries are even more afraid to buy Iranian oil,

Leading to a significant decrease in Iran's income,
Foreign exchange reserves are beginning to run seriously low, and domestic supplies are desperately scarce but there is no money to import.
In December, Iran experienced an economic crisis and nationwide chaos.

It is estimated that China will no longer get involved in the mess,
First waiting for Iran's domestic political situation to become clear,