信达澳亚基金：祝瑞敏离任董事长，商健代任

Core Viewpoint - The announcement from Xinda Australia Fund regarding the resignation of Chairman Zhu Ruimin and the appointment of Shang Jian as acting chairman highlights a significant leadership change within the company [1] Group 1: Leadership Change - Zhu Ruimin resigned from his position as chairman on August 22 due to work arrangements [1] - Shang Jian, who has extensive experience at Xinda Securities, will serve as the acting chairman [1] - Shang Jian has held various roles including General Manager of Compliance and Risk Management, Chief Risk Officer, and Vice General Manager at Xinda Securities [1]