Group 1 - The core viewpoint of the articles discusses the trading mechanisms, net asset value calculation, and investment strategies related to cross-border ETFs [1][2][3] Group 2 - Cross-border ETFs allow for T+0 trading, enabling investors to buy and sell on the same day, with a low minimum investment unit of 1 lot (100 shares) [1] - The net asset value of cross-border ETFs is influenced by the performance of the tracked index and currency fluctuations, with a delay in reporting due to different market closing times [1] - Investment strategies for cross-border ETFs include asset allocation, systematic investment plans, staggered buying and selling, and valuation methods based on PE and PB ratios [2] Group 3 - Major risks associated with investing in cross-border ETFs include currency risk, market risk, differences in trading dates between domestic and foreign markets, and tracking errors due to various factors [2][3]

Group 1: Brazilian ETF Performance - Brazilian ETFs are rising against the market trend, tracking the IBOVESPA ETF index, which includes around 80 representative companies from Brazil's mining, agriculture, finance, and energy sectors [1] - The current price-to-earnings ratio of the IBOVESPA index is 10.51, positioned at the 43.46th percentile over the past decade, while the dividend yield stands at 7%, at the 73.31st percentile [1] Group 2: Cross-Border ETF Growth - The cross-border ETF market is experiencing rapid growth, with the total number of ETFs reaching 200 and a combined scale of 927.857 billion, indicating strong expansion momentum [2] - Global liquidity easing expectations have led to robust performance in risk assets, attracting more investors to participate in global markets through cross-border ETFs [2] Group 3: Investment Considerations for Cross-Border ETFs - Key factors for investing in cross-border ETFs include the tracking index, liquidity, and premium rate, which significantly influence long-term investment returns [3] - The largest cross-border ETF, the Hong Kong Internet ETF, has a concentrated holding structure, which increases its elasticity [3] - Liquidity is crucial, as insufficient liquidity can lead to price distortions and significant price impacts when large funds enter or exit [3]