Group 1 - The core index, the China Securities Index Hong Kong Fundamental 50 Index (Hong Kong F50), experienced a decline of 1.03%, closing at 2212.86 points with a trading volume of 84.235 billion yuan [1] - Over the past month, the Hong Kong F50 index has increased by 2.36%, by 9.42% over the last three months, and has risen by 20.85% year-to-date [1] - The index selects the 50 listed companies with the highest fundamental value from the Hong Kong market, using a fundamental value-weighted calculation to mitigate the impact of overvalued securities typically seen in traditional market capitalization indices [1] Group 2 - The top ten holdings of the Hong Kong F50 index include: China Construction Bank (10.95%), China Mobile (7.8%), Tencent Holdings (5.49%), Industrial and Commercial Bank of China (5.09%), Alibaba-W (4.49%), HSBC Holdings (4.24%), China National Offshore Oil Corporation (4.07%), Ping An Insurance (3.58%), Bank of China (3.46%), and Agricultural Bank of China (2.62%) [1] - The index is fully composed of companies listed on the Hong Kong Stock Exchange, with a sector breakdown showing financials at 39.22%, communication services at 19.37%, energy at 11.74%, real estate at 9.71%, and consumer discretionary at 9.30% [2] - The index samples are adjusted annually, with changes implemented on the next trading day following the second Friday of June each year, and temporary adjustments may occur under special circumstances [2]