Overview
- China's National Narcotics Control Commission has formally restricted exports of three precursor chemicals and issued warnings plus compliance mandates for eight more that can be used to make synthetic opioids.
- The measures limit shipments to the United States, Canada and Mexico and require businesses handling the listed chemicals to follow strict legal and reporting rules.
- The announcement follows recent high-level U.S.-China talks in Beijing and echoes earlier post-summit curbs, showing Beijing is linking chemical regulation to diplomacy and bargaining.
- Washington previously used tariffs to pressure Beijing over precursor flows but those trade measures were struck down by the U.S. Supreme Court in February, changing leverage in the dispute.
- Chinese state media say the two countries have also carried out at least one joint narcotics investigation with arrests and seizures, and the new rules could tighten supply-chain checks and affect trafficking routes and commercial trade compliance.