The measures focus particularly on Amin Exchange and its network of entities across the UAE, Türkiye, Hong Kong, and China accused of facilitating hundreds of millions of dollars in transactions for sanctioned Iranian banks, petrochemical companies, and oil exporters. Treasury also designates 19 vessels and numerous maritime companies involved in transporting Iranian petroleum products through deceptive shipping practices, while warning financial institutions about sanctions risks linked to shadow banking, offshore structures, and high-risk oil trade activity…