China Curbs Drug Precursors to North America After US Trade Deal

China added more than a dozen fentanyl precursors to a list of controlled exports to the US, Mexico and Canada, in an apparent move to implement commitments made in a trade deal reached between Xi Jinping and Donald Trump last month.

The Chinese Commerce Ministry, alongside four other government agencies, imposed new export license requirements for shipping 13 precursor chemicals to the three North American nations, state broadcaster CCTV reported Monday. The controlled substances include various piperidine derivatives and entire families of related compounds used in making fentanyl.

This move represents a step in fulfilling China’s pledge to combat ...