Group 1 - The article highlights the performance of various ETFs, including A50ETF, A100ETF, and A500ETF, with specific focus on their market movements and upcoming listings [1][2] - The overall market performance shows a decline, with the Shenzhen Component Index down by 3.99% and the Shanghai Composite Index down by 2.54%, while the total trading volume reached 2.58 trillion yuan, an increase of 221.5 billion yuan from the previous day [1][2] - The article emphasizes the importance of the upcoming third-quarter earnings reports, particularly in the non-ferrous metals and chemical industries, where several companies have reported significant profit increases [2] Group 2 - The article mentions that investors should focus on companies with early earnings disclosures and those that exceed expectations, while also considering high-growth sectors and companies with reasonable valuations for potential investments [2] - The A50ETF, A100ETF, and A500ETF are presented as diversified investment options for investors looking to gain exposure to leading companies in China [2]