U.S. is expanding Section 301 tariffs on Chinese semiconductor materials (tungsten, wafers, polysilicon) and strategic sector products while proposing rate increases, signaling intensified trade restrictions on critical semiconductor supply chain inputs.
| Signal type | export_control |
|---|---|
| Strategic importance | high |
| Materials | Tungsten, Wafers, Polysilicon |
| Countries | China |
GET /v1/signals.
Free key (100/day) or x402 micropayment, no signup. Get access ->