为什么浮亏似海深，浮盈一口闷？

Market Performance - The Dow Jones Industrial Average has historically surpassed 40,000 points for the first time, with a weekly increase of 1.24% [1] - The Nasdaq index rose by 2.1% to reach a new high, while the S&P 500 increased by 1.5%, also achieving a new high [1] - Technology stocks performed well, with Microsoft up 1.5%, Apple up 3.7%, and Nvidia up 2.9%, marking four consecutive weeks of gains [1] Hong Kong Market Dynamics - Despite the lack of significant foreign investment, the Hong Kong stock market has seen gains, with the Hang Seng Index rising by 3.11% [3] - The Hang Seng Tech Index increased by 3.79%, outperforming U.S. markets [3] - The rise in Hong Kong stocks is attributed to expectations of the cancellation of the dividend tax, making stocks more attractive for long-term investors [3] Corporate Earnings - Major internet companies such as Tencent, Baidu, and JD.com reported better-than-expected earnings, leading to stock price increases [3] - Alibaba's earnings fell short of expectations, resulting in a decline in its stock price [3] U.S. Tariff Implications - New U.S. tariffs will affect $18 billion worth of goods from China, including steel, aluminum, semiconductors, and batteries [6] - The tariff on electric vehicles will increase from 25% to 100%, reflecting the rapid growth of China's automotive export sector [6] Export Data - Belgium leads in vehicle exports from China with 175,437 units, showing an 11.3% increase year-on-year [7] - The UK and the Philippines follow, with exports of 125,314 and 115,423 vehicles, respectively, reflecting significant growth rates [7] Investment Strategy - The semiconductor and chip sectors are identified as cyclical industries with potential for significant returns, especially during bear markets [8] - The importance of maintaining a long-term perspective on investments is emphasized, suggesting that investors should focus on price trends rather than entry costs [8]