国泰海通｜固收：债券ETF系列专题

Group 1 - The article emphasizes the importance of adhering to the guidelines set forth by the Securities and Futures Investor Suitability Management Measures, particularly for clients of Guotai Junan Securities [2] - It highlights that the content is exclusively for signed clients of Guotai Junan Securities Research Services, ensuring quality and risk control [2] - The article expresses gratitude for the understanding and cooperation of readers who may not be signed clients, indicating a focus on maintaining service quality [2] Group 2 - There are no additional relevant points regarding companies or industries in the provided content [3]