Market Overview - The Hang Seng Index (HSI) closed at 25,135.31, down by 30.63 points or 0.12% on August 20 [1] - The index reached a high of 25,193.11 and a low of 25,028.31 during the trading session, with a trading volume of 43.495 million shares [1] Major Blue-Chip Stocks - HSBC Holdings closed at HKD 102.118, up by 2.63% compared to the previous close [2] - Tencent Holdings closed at HKD 591.523, with a slight increase of 0.17% from the previous close [2] Stock Performance Summary - Tencent Holdings (00700) latest price is HKD 590.500, down by 0.34% [3] - Alibaba Group (09988) latest price is HKD 117.500, down by 0.68% [3] - HSBC Holdings (00005) latest price is HKD 99.500, up by 0.45% [3] - Meituan (03690) latest price remains unchanged at HKD 120.800 [3] - Pinduoduo (09992) saw a significant increase, closing at HKD 316.000, up by 12.54% [3]