Group 1 - The core viewpoint emphasizes the importance of solid foundational knowledge in investing and selecting the right funds to enhance investment success [2] - The article discusses why Hong Kong stocks exhibit a significantly higher dividend yield compared to A-shares, attributing this to factors such as investor structure and valuation differences [3] - The formula for dividend yield is provided, which is calculated as total cash dividends divided by total market value, further broken down into net profit multiplied by dividend payout ratio divided by total market value, equating to dividend payout ratio divided by price-to-earnings ratio [3]