最高70%！美国关税“重锤”落下，A股明日迎大考

Group 1 - The core viewpoint of the news is the sudden imposition of high tariffs by the United States, which has triggered a global trade crisis, with tariffs reaching up to 70% and affecting over 170 countries [1] - The A-share market has reacted to the tariff crisis, with the Shanghai Composite Index showing a "lightning rod" pattern, indicating that the market has partially digested the expected impact of the tariffs [2] - Export-dependent sectors, such as consumer electronics, are facing significant pressure, while domestic demand-driven sectors like infrastructure and finance are expected to act as safe havens for capital [2] Group 2 - The Chinese central bank has introduced new cross-border payment regulations, providing a solid policy shield for the banking and fintech sectors against external risks [3] - Northbound capital is actively buying into the A-share market, reflecting foreign investors' long-term confidence, while public REITs are injecting continuous capital into the infrastructure sector [3] - The technical support level at 3430 points on the 10-day moving average is seen as a strong defense line, with the previous high at 3480 points potentially serving as a rally point for the A-share market [3]