Beijing is by far the biggest remaining buyer of Iranian oil and refined products after most other customers have pulled out amid crippling sanctions.

U.S. President Donald Trump blindsided Israeli Prime Minister Benjamin Netanyahu last month with a gamble on immediately opening negotiations with Iran. Now, the success of those talks hinges on winning a handful of key concessions to stop the Islamic Republic developing a nuclear bomb,

President Donald Trump is threatening sanctions on anyone who buys Iranian oil. That warning comes after planned talks between the U.S. and Iran over Iran’s rapidly advancing nuclear program were postponed.