How China's threats to clamp down on rare earth exports could wreak havoc on US tech giants, military contractors
1. China restricts rare earth exports starting December 1, impacting US tech giants. 2. Stocks of US rare earth firms surged over 20% amid tariff tensions. 3. China controls 70% of global rare earth mining, affecting US industrial base. 4. Supply chain disruptions may lead to higher consumer prices for tech gadgets. 5. Experts fear total embargo if diplomatic tensions escalate further.