Group 1 - The core viewpoint of the article is that several funds are changing their performance benchmarks to better reflect their risk-return characteristics and investment strategies [1][4][5] - On May 9, 2023,浦银安盛基金 announced changes to the performance benchmarks of three bond funds, indicating a trend of adjusting benchmarks across the industry [4][5] - As of May 11, 2023, a total of 73 funds have changed their performance benchmarks this year, including various types such as equity mixed funds and bond funds [5][6] Group 2 - The adjustments in performance benchmarks are primarily driven by fund managers' considerations of more appropriate benchmarks in light of changes in investment direction [5][6] - The China Securities Regulatory Commission (CSRC) has emphasized the need to strengthen the constraints of performance benchmarks in its recent action plan for the high-quality development of public funds [7][8] - The CSRC aims to establish regulatory guidelines for setting, modifying, disclosing, and continuously evaluating performance benchmarks to ensure they serve their intended purpose effectively [8]