The October time window has arrived again. During the National Day period, we already reminded everyone to pay attention to the special news that often occurs at this time, as it tends to trigger significant volatility in the U.S. stock market. Since the tariff war began, most of the top ten countries and regions trading with the U.S. have reached framework agreements with the United States (though actual implementation details remain unclear). However, the most critical issue—the China-U.S. tariff dispute—has had many positive signals but little substantive progress (such as China restarting purchases of U.S. agricultural products and tariffs on fentanyl). Therefore, when President Trump announced on Friday evening to double tariffs on Chinese goods, it was not too surprising, as the part