On Wednesday, the US imposed sanctions on a network of Chinese, Emirati, and other firms that it accused of helping deliver and sell Iran’s petrochemical and petroleum products to East Asia, pressurizing Tehran as it aims to revive the Iran nuclear deal of 2015.
The US Treasury Department mentioned in a statement that the network of entities and people used a web of Gulf-based front firms to facilitate the delivery and sale of products worth hundreds of millions of dollars to China and other...